diff options
Diffstat (limited to 'clang/test/CodeGen')
32 files changed, 498 insertions, 74 deletions
diff --git a/clang/test/CodeGen/bounds-checking-debuginfo.c b/clang/test/CodeGen/bounds-checking-debuginfo.c index 74c0666..bd7aedd 100644 --- a/clang/test/CodeGen/bounds-checking-debuginfo.c +++ b/clang/test/CodeGen/bounds-checking-debuginfo.c @@ -25,13 +25,13 @@ void d(double*); // CHECK-TRAP-NEXT: [[TMP1:%.*]] = icmp ult i64 [[TMP0]], 10, !dbg [[DBG23]], !nosanitize [[META10]] // CHECK-TRAP-NEXT: br i1 [[TMP1]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG23]], !prof [[PROF27:![0-9]+]], !nosanitize [[META10]] // CHECK-TRAP: [[TRAP]]: -// CHECK-TRAP-NEXT: call void @llvm.ubsantrap(i8 18) #[[ATTR3:[0-9]+]], !dbg [[DBG23]], !nosanitize [[META10]] -// CHECK-TRAP-NEXT: unreachable, !dbg [[DBG23]], !nosanitize [[META10]] +// CHECK-TRAP-NEXT: call void @llvm.ubsantrap(i8 18) #[[ATTR3:[0-9]+]], !dbg [[DBGTRAP:![0-9]+]], !nosanitize [[META10]] +// CHECK-TRAP-NEXT: unreachable, !dbg [[DBGTRAP]], !nosanitize [[META10]] // CHECK-TRAP: [[CONT]]: // CHECK-TRAP-NEXT: [[IDXPROM:%.*]] = sext i32 [[CALL]] to i64, !dbg [[DBG26:![0-9]+]] // CHECK-TRAP-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [10 x double], ptr [[A]], i64 0, i64 [[IDXPROM]], !dbg [[DBG26]] // CHECK-TRAP-NEXT: [[TMP2:%.*]] = load double, ptr [[ARRAYIDX]], align 8, !dbg [[DBG26]] -// CHECK-TRAP-NEXT: ret double [[TMP2]], !dbg [[DBG28:![0-9]+]] +// CHECK-TRAP-NEXT: ret double [[TMP2]], !dbg [[DBG30:![0-9]+]] // // CHECK-NOTRAP-LABEL: define dso_local double @f1( // CHECK-NOTRAP-SAME: i32 noundef [[B:%.*]], i32 noundef [[I:%.*]]) #[[ATTR0:[0-9]+]] !dbg [[DBG4:![0-9]+]] { @@ -93,7 +93,9 @@ double f1(int b, int i) { // CHECK-TRAP: [[META25]] = !DISubroutineType(types: null) // CHECK-TRAP: [[DBG26]] = !DILocation(line: 66, column: 10, scope: [[DBG4]]) // CHECK-TRAP: [[PROF27]] = !{!"branch_weights", i32 1048575, i32 1} -// CHECK-TRAP: [[DBG28]] = !DILocation(line: 66, column: 3, scope: [[DBG4]]) +// CHECK-TRAP: [[DBGTRAP]] = !DILocation(line: 0, scope: [[TRAPMSG:![0-9]+]], inlinedAt: [[DBG23]]) +// CHECK-TRAP: [[TRAPMSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Array index out of bounds", scope: [[META5]], file: [[META5]], type: [[META25]], flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: [[META0]]) +// CHECK-TRAP: [[DBG30]] = !DILocation(line: 66, column: 3, scope: [[DBG4]]) //. // CHECK-NOTRAP: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C11, file: [[META1:![0-9]+]], isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) // CHECK-NOTRAP: [[META1]] = !DIFile(filename: "<stdin>", directory: {{.*}}) diff --git a/clang/test/CodeGen/builtins-wasm.c b/clang/test/CodeGen/builtins-wasm.c index d8aff82..f201dfe 100644 --- a/clang/test/CodeGen/builtins-wasm.c +++ b/clang/test/CodeGen/builtins-wasm.c @@ -1,6 +1,6 @@ -// RUN: %clang_cc1 -triple wasm32-unknown-unknown -target-feature +reference-types -target-feature +simd128 -target-feature +relaxed-simd -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -target-feature +fp16 -flax-vector-conversions=none -O3 -emit-llvm -o - %s | FileCheck %s -check-prefixes WEBASSEMBLY,WEBASSEMBLY32 -// RUN: %clang_cc1 -triple wasm64-unknown-unknown -target-feature +reference-types -target-feature +simd128 -target-feature +relaxed-simd -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -target-feature +fp16 -flax-vector-conversions=none -O3 -emit-llvm -o - %s | FileCheck %s -check-prefixes WEBASSEMBLY,WEBASSEMBLY64 -// RUN: not %clang_cc1 -triple wasm64-unknown-unknown -target-feature +reference-types -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -flax-vector-conversions=none -O3 -emit-llvm -o - %s 2>&1 | FileCheck %s -check-prefixes MISSING-SIMD +// RUN: %clang_cc1 -triple wasm32-unknown-unknown -target-feature +reference-types -target-feature +simd128 -target-feature +relaxed-simd -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -target-feature +gc -target-feature +fp16 -flax-vector-conversions=none -O3 -emit-llvm -o - %s | FileCheck %s -check-prefixes WEBASSEMBLY,WEBASSEMBLY32 +// RUN: %clang_cc1 -triple wasm64-unknown-unknown -target-feature +reference-types -target-feature +simd128 -target-feature +relaxed-simd -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -target-feature +gc -target-feature +fp16 -flax-vector-conversions=none -O3 -emit-llvm -o - %s | FileCheck %s -check-prefixes WEBASSEMBLY,WEBASSEMBLY64 +// RUN: not %clang_cc1 -triple wasm64-unknown-unknown -target-feature +reference-types -target-feature +nontrapping-fptoint -target-feature +exception-handling -target-feature +bulk-memory -target-feature +atomics -target-feature +gc -flax-vector-conversions=none -O3 -emit-llvm -o - %s 2>&1 | FileCheck %s -check-prefixes MISSING-SIMD // SIMD convenience types typedef signed char i8x16 __attribute((vector_size(16))); @@ -751,3 +751,24 @@ void *tp (void) { return __builtin_thread_pointer (); // WEBASSEMBLY: call {{.*}} @llvm.thread.pointer.p0() } + +typedef void (*Fvoid)(void); +typedef float (*Ffloats)(float, double, int); +typedef void (*Fpointers)(Fvoid, Ffloats, void*, int*, int***, char[5]); + +void use(int); + +void test_function_pointer_signature_void(Fvoid func) { + // WEBASSEMBLY: %0 = tail call i32 (ptr, ...) @llvm.wasm.ref.test.func(ptr %func, token poison) + use(__builtin_wasm_test_function_pointer_signature(func)); +} + +void test_function_pointer_signature_floats(Ffloats func) { + // WEBASSEMBLY: tail call i32 (ptr, ...) @llvm.wasm.ref.test.func(ptr %func, float 0.000000e+00, token poison, float 0.000000e+00, double 0.000000e+00, i32 0) + use(__builtin_wasm_test_function_pointer_signature(func)); +} + +void test_function_pointer_signature_pointers(Fpointers func) { + // WEBASSEMBLY: %0 = tail call i32 (ptr, ...) @llvm.wasm.ref.test.func(ptr %func, token poison, ptr null, ptr null, ptr null, ptr null, ptr null, ptr null) + use(__builtin_wasm_test_function_pointer_signature(func)); +} diff --git a/clang/test/CodeGen/cfi-icall-generalize-debuginfo.c b/clang/test/CodeGen/cfi-icall-generalize-debuginfo.c index 304b605..0ffc2b9 100644 --- a/clang/test/CodeGen/cfi-icall-generalize-debuginfo.c +++ b/clang/test/CodeGen/cfi-icall-generalize-debuginfo.c @@ -30,11 +30,11 @@ int** f(const char *a, const char **b) { // UNGENERALIZED-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FP]], metadata !"_ZTSFPPiPKcPS2_E"), !dbg [[DBG34:![0-9]+]], !nosanitize [[META38:![0-9]+]] // UNGENERALIZED-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG34]], !prof [[PROF39:![0-9]+]], !nosanitize [[META38]] // UNGENERALIZED: [[TRAP]]: -// UNGENERALIZED-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]], !dbg [[DBG34]], !nosanitize [[META38]] -// UNGENERALIZED-NEXT: unreachable, !dbg [[DBG34]], !nosanitize [[META38]] +// UNGENERALIZED-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]], !dbg [[DBGTRAP:![0-9]+]], !nosanitize [[META38]] +// UNGENERALIZED-NEXT: unreachable, !dbg [[DBGTRAP]], !nosanitize [[META38]] // UNGENERALIZED: [[CONT]]: // UNGENERALIZED-NEXT: [[CALL:%.*]] = tail call ptr [[FP]](ptr noundef null, ptr noundef null) #[[ATTR5:[0-9]+]], !dbg [[DBG37:![0-9]+]] -// UNGENERALIZED-NEXT: ret void, !dbg [[DBG40:![0-9]+]] +// UNGENERALIZED-NEXT: ret void, !dbg [[DBG42:![0-9]+]] // // GENERALIZED-LABEL: define dso_local void @g( // GENERALIZED-SAME: ptr noundef [[FP:%.*]]) local_unnamed_addr #[[ATTR1:[0-9]+]] !dbg [[DBG25:![0-9]+]] !type [[META31:![0-9]+]] !type [[META32:![0-9]+]] { @@ -43,11 +43,11 @@ int** f(const char *a, const char **b) { // GENERALIZED-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FP]], metadata !"_ZTSFPvPKvS_E.generalized"), !dbg [[DBG34:![0-9]+]], !nosanitize [[META38:![0-9]+]] // GENERALIZED-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG34]], !prof [[PROF39:![0-9]+]], !nosanitize [[META38]] // GENERALIZED: [[TRAP]]: -// GENERALIZED-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]], !dbg [[DBG34]], !nosanitize [[META38]] -// GENERALIZED-NEXT: unreachable, !dbg [[DBG34]], !nosanitize [[META38]] +// GENERALIZED-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR4:[0-9]+]], !dbg [[DBGTRAP:![0-9]+]], !nosanitize [[META38]] +// GENERALIZED-NEXT: unreachable, !dbg [[DBGTRAP]], !nosanitize [[META38]] // GENERALIZED: [[CONT]]: // GENERALIZED-NEXT: [[CALL:%.*]] = tail call ptr [[FP]](ptr noundef null, ptr noundef null) #[[ATTR5:[0-9]+]], !dbg [[DBG37:![0-9]+]] -// GENERALIZED-NEXT: ret void, !dbg [[DBG40:![0-9]+]] +// GENERALIZED-NEXT: ret void, !dbg [[DBG42:![0-9]+]] // void g(int** (*fp)(const char *, const char **)) { fp(0, 0); @@ -90,7 +90,9 @@ void g(int** (*fp)(const char *, const char **)) { // UNGENERALIZED: [[DBG37]] = !DILocation(line: 53, column: 3, scope: [[DBG25]]) // UNGENERALIZED: [[META38]] = !{} // UNGENERALIZED: [[PROF39]] = !{!"branch_weights", i32 1048575, i32 1} -// UNGENERALIZED: [[DBG40]] = !DILocation(line: 54, column: 1, scope: [[DBG25]]) +// UNGENERALIZED: [[DBGTRAP]] = !DILocation(line: 0, scope: [[TRAPMSG:![0-9]+]], inlinedAt: [[DBG34]]) +// UNGENERALIZED: [[TRAPMSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Control flow integrity check failed", scope: [[META11]], file: [[META11]], type: [[META36]], flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: [[META0]]) +// UNGENERALIZED: [[DBG42]] = !DILocation(line: 54, column: 1, scope: [[DBG25]]) //. // GENERALIZED: [[META0:![0-9]+]] = distinct !DICompileUnit(language: DW_LANG_C11, file: [[META1:![0-9]+]], isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, retainedTypes: [[META2:![0-9]+]], splitDebugInlining: false, nameTableKind: None) // GENERALIZED: [[META1]] = !DIFile(filename: "{{.*}}<stdin>", directory: {{.*}}) @@ -128,5 +130,7 @@ void g(int** (*fp)(const char *, const char **)) { // GENERALIZED: [[DBG37]] = !DILocation(line: 53, column: 3, scope: [[DBG25]]) // GENERALIZED: [[META38]] = !{} // GENERALIZED: [[PROF39]] = !{!"branch_weights", i32 1048575, i32 1} -// GENERALIZED: [[DBG40]] = !DILocation(line: 54, column: 1, scope: [[DBG25]]) +// GENERALIZED: [[DBGTRAP]] = !DILocation(line: 0, scope: [[TRAPMSG:![0-9]+]], inlinedAt: [[DBG34]]) +// GENERALIZED: [[TRAPMSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Control flow integrity check failed", scope: [[META11]], file: [[META11]], type: [[META36]], flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: [[META0]]) +// GENERALIZED: [[DBG42]] = !DILocation(line: 54, column: 1, scope: [[DBG25]]) //. diff --git a/clang/test/CodeGen/cfi-icall-normalize2-debuginfo.c b/clang/test/CodeGen/cfi-icall-normalize2-debuginfo.c index a2f6ee0c..258c3bf 100644 --- a/clang/test/CodeGen/cfi-icall-normalize2-debuginfo.c +++ b/clang/test/CodeGen/cfi-icall-normalize2-debuginfo.c @@ -15,50 +15,50 @@ // CHECK-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FN]], metadata !"_ZTSFvu3i32E.normalized"), !dbg [[DBG21:![0-9]+]], !nosanitize [[META25:![0-9]+]] // CHECK-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG21]], !prof [[PROF26:![0-9]+]], !nosanitize [[META25]] // CHECK: [[TRAP]]: -// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3:[0-9]+]], !dbg [[DBG21]], !nosanitize [[META25]] -// CHECK-NEXT: unreachable, !dbg [[DBG21]], !nosanitize [[META25]] +// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3:[0-9]+]], !dbg [[DBGTRAP:![0-9]+]], !nosanitize [[META25]] +// CHECK-NEXT: unreachable, !dbg [[DBGTRAP]], !nosanitize [[META25]] // CHECK: [[CONT]]: // CHECK-NEXT: tail call void [[FN]](i32 noundef [[ARG]]) #[[ATTR4:[0-9]+]], !dbg [[DBG24:![0-9]+]] -// CHECK-NEXT: ret void, !dbg [[DBG27:![0-9]+]] +// CHECK-NEXT: ret void, !dbg [[DBG29:![0-9]+]] // void foo(void (*fn)(int), int arg) { fn(arg); } // CHECK-LABEL: define dso_local void @bar( -// CHECK-SAME: ptr noundef [[FN:%.*]], i32 noundef [[ARG1:%.*]], i32 noundef [[ARG2:%.*]]) local_unnamed_addr #[[ATTR0]] !dbg [[DBG28:![0-9]+]] !type [[META38:![0-9]+]] !type [[META39:![0-9]+]] { +// CHECK-SAME: ptr noundef [[FN:%.*]], i32 noundef [[ARG1:%.*]], i32 noundef [[ARG2:%.*]]) local_unnamed_addr #[[ATTR0]] !dbg [[DBG30:![0-9]+]] !type [[META40:![0-9]+]] !type [[META41:![0-9]+]] { // CHECK-NEXT: [[ENTRY:.*:]] -// CHECK-NEXT: #dbg_value(ptr [[FN]], [[META35:![0-9]+]], !DIExpression(), [[META40:![0-9]+]]) -// CHECK-NEXT: #dbg_value(i32 [[ARG1]], [[META36:![0-9]+]], !DIExpression(), [[META40]]) -// CHECK-NEXT: #dbg_value(i32 [[ARG2]], [[META37:![0-9]+]], !DIExpression(), [[META40]]) -// CHECK-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FN]], metadata !"_ZTSFvu3i32S_E.normalized"), !dbg [[DBG41:![0-9]+]], !nosanitize [[META25]] -// CHECK-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG41]], !prof [[PROF26]], !nosanitize [[META25]] +// CHECK-NEXT: #dbg_value(ptr [[FN]], [[META37:![0-9]+]], !DIExpression(), [[META42:![0-9]+]]) +// CHECK-NEXT: #dbg_value(i32 [[ARG1]], [[META38:![0-9]+]], !DIExpression(), [[META42]]) +// CHECK-NEXT: #dbg_value(i32 [[ARG2]], [[META39:![0-9]+]], !DIExpression(), [[META42]]) +// CHECK-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FN]], metadata !"_ZTSFvu3i32S_E.normalized"), !dbg [[DBG43:![0-9]+]], !nosanitize [[META25]] +// CHECK-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG43]], !prof [[PROF26]], !nosanitize [[META25]] // CHECK: [[TRAP]]: -// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3]], !dbg [[DBG41]], !nosanitize [[META25]] -// CHECK-NEXT: unreachable, !dbg [[DBG41]], !nosanitize [[META25]] +// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3]], !dbg [[DBG45:![0-9]+]], !nosanitize [[META25]] +// CHECK-NEXT: unreachable, !dbg [[DBG45]], !nosanitize [[META25]] // CHECK: [[CONT]]: -// CHECK-NEXT: tail call void [[FN]](i32 noundef [[ARG1]], i32 noundef [[ARG2]]) #[[ATTR4]], !dbg [[DBG42:![0-9]+]] -// CHECK-NEXT: ret void, !dbg [[DBG43:![0-9]+]] +// CHECK-NEXT: tail call void [[FN]](i32 noundef [[ARG1]], i32 noundef [[ARG2]]) #[[ATTR4]], !dbg [[DBG44:![0-9]+]] +// CHECK-NEXT: ret void, !dbg [[DBG46:![0-9]+]] // void bar(void (*fn)(int, int), int arg1, int arg2) { fn(arg1, arg2); } // CHECK-LABEL: define dso_local void @baz( -// CHECK-SAME: ptr noundef [[FN:%.*]], i32 noundef [[ARG1:%.*]], i32 noundef [[ARG2:%.*]], i32 noundef [[ARG3:%.*]]) local_unnamed_addr #[[ATTR0]] !dbg [[DBG44:![0-9]+]] !type [[META55:![0-9]+]] !type [[META56:![0-9]+]] { +// CHECK-SAME: ptr noundef [[FN:%.*]], i32 noundef [[ARG1:%.*]], i32 noundef [[ARG2:%.*]], i32 noundef [[ARG3:%.*]]) local_unnamed_addr #[[ATTR0]] !dbg [[DBG47:![0-9]+]] !type [[META58:![0-9]+]] !type [[META59:![0-9]+]] { // CHECK-NEXT: [[ENTRY:.*:]] -// CHECK-NEXT: #dbg_value(ptr [[FN]], [[META51:![0-9]+]], !DIExpression(), [[META57:![0-9]+]]) -// CHECK-NEXT: #dbg_value(i32 [[ARG1]], [[META52:![0-9]+]], !DIExpression(), [[META57]]) -// CHECK-NEXT: #dbg_value(i32 [[ARG2]], [[META53:![0-9]+]], !DIExpression(), [[META57]]) -// CHECK-NEXT: #dbg_value(i32 [[ARG3]], [[META54:![0-9]+]], !DIExpression(), [[META57]]) -// CHECK-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FN]], metadata !"_ZTSFvu3i32S_S_E.normalized"), !dbg [[DBG58:![0-9]+]], !nosanitize [[META25]] -// CHECK-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG58]], !prof [[PROF26]], !nosanitize [[META25]] +// CHECK-NEXT: #dbg_value(ptr [[FN]], [[META54:![0-9]+]], !DIExpression(), [[META60:![0-9]+]]) +// CHECK-NEXT: #dbg_value(i32 [[ARG1]], [[META55:![0-9]+]], !DIExpression(), [[META60]]) +// CHECK-NEXT: #dbg_value(i32 [[ARG2]], [[META56:![0-9]+]], !DIExpression(), [[META60]]) +// CHECK-NEXT: #dbg_value(i32 [[ARG3]], [[META57:![0-9]+]], !DIExpression(), [[META60]]) +// CHECK-NEXT: [[TMP0:%.*]] = tail call i1 @llvm.type.test(ptr [[FN]], metadata !"_ZTSFvu3i32S_S_E.normalized"), !dbg [[DBG61:![0-9]+]], !nosanitize [[META25]] +// CHECK-NEXT: br i1 [[TMP0]], label %[[CONT:.*]], label %[[TRAP:.*]], !dbg [[DBG61]], !prof [[PROF26]], !nosanitize [[META25]] // CHECK: [[TRAP]]: -// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3]], !dbg [[DBG58]], !nosanitize [[META25]] -// CHECK-NEXT: unreachable, !dbg [[DBG58]], !nosanitize [[META25]] +// CHECK-NEXT: tail call void @llvm.ubsantrap(i8 2) #[[ATTR3]], !dbg [[DBG63:![0-9]+]], !nosanitize [[META25]] +// CHECK-NEXT: unreachable, !dbg [[DBG63]], !nosanitize [[META25]] // CHECK: [[CONT]]: -// CHECK-NEXT: tail call void [[FN]](i32 noundef [[ARG1]], i32 noundef [[ARG2]], i32 noundef [[ARG3]]) #[[ATTR4]], !dbg [[DBG59:![0-9]+]] -// CHECK-NEXT: ret void, !dbg [[DBG60:![0-9]+]] +// CHECK-NEXT: tail call void [[FN]](i32 noundef [[ARG1]], i32 noundef [[ARG2]], i32 noundef [[ARG3]]) #[[ATTR4]], !dbg [[DBG62:![0-9]+]] +// CHECK-NEXT: ret void, !dbg [[DBG64:![0-9]+]] // void baz(void (*fn)(int, int, int), int arg1, int arg2, int arg3) { fn(arg1, arg2, arg3); @@ -87,38 +87,42 @@ void baz(void (*fn)(int, int, int), int arg1, int arg2, int arg3) { // CHECK: [[DBG24]] = !DILocation(line: 25, column: 5, scope: [[DBG7]]) // CHECK: [[META25]] = !{} // CHECK: [[PROF26]] = !{!"branch_weights", i32 1048575, i32 1} -// CHECK: [[DBG27]] = !DILocation(line: 26, column: 1, scope: [[DBG7]]) -// CHECK: [[DBG28]] = distinct !DISubprogram(name: "bar", scope: [[META8]], file: [[META8]], line: 43, type: [[META29:![0-9]+]], scopeLine: 43, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]], retainedNodes: [[META34:![0-9]+]]) -// CHECK: [[META29]] = !DISubroutineType(types: [[META30:![0-9]+]]) -// CHECK: [[META30]] = !{null, [[META31:![0-9]+]], [[META14]], [[META14]]} -// CHECK: [[META31]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[META32:![0-9]+]], size: 64) -// CHECK: [[META32]] = !DISubroutineType(types: [[META33:![0-9]+]]) -// CHECK: [[META33]] = !{null, [[META14]], [[META14]]} -// CHECK: [[META34]] = !{[[META35]], [[META36]], [[META37]]} -// CHECK: [[META35]] = !DILocalVariable(name: "fn", arg: 1, scope: [[DBG28]], file: [[META8]], line: 43, type: [[META31]]) -// CHECK: [[META36]] = !DILocalVariable(name: "arg1", arg: 2, scope: [[DBG28]], file: [[META8]], line: 43, type: [[META14]]) -// CHECK: [[META37]] = !DILocalVariable(name: "arg2", arg: 3, scope: [[DBG28]], file: [[META8]], line: 43, type: [[META14]]) -// CHECK: [[META38]] = !{i64 0, !"_ZTSFvPFvu3i32S_ES_S_E.normalized"} -// CHECK: [[META39]] = !{i64 0, !"_ZTSFvPvu3i32S0_E.normalized.generalized"} -// CHECK: [[META40]] = !DILocation(line: 0, scope: [[DBG28]]) -// CHECK: [[DBG41]] = !DILocation(line: 0, scope: [[META22]], inlinedAt: [[DBG42]]) -// CHECK: [[DBG42]] = !DILocation(line: 44, column: 5, scope: [[DBG28]]) -// CHECK: [[DBG43]] = !DILocation(line: 45, column: 1, scope: [[DBG28]]) -// CHECK: [[DBG44]] = distinct !DISubprogram(name: "baz", scope: [[META8]], file: [[META8]], line: 63, type: [[META45:![0-9]+]], scopeLine: 63, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]], retainedNodes: [[META50:![0-9]+]]) -// CHECK: [[META45]] = !DISubroutineType(types: [[META46:![0-9]+]]) -// CHECK: [[META46]] = !{null, [[META47:![0-9]+]], [[META14]], [[META14]], [[META14]]} -// CHECK: [[META47]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[META48:![0-9]+]], size: 64) +// CHECK: [[DBGTRAP]] = !DILocation(line: 0, scope: [[TRAPMSG:![0-9]+]], inlinedAt: [[DBG21]]) +// CHECK: [[TRAPMSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Control flow integrity check failed", scope: [[META8]], file: [[META8]], type: [[META23]], flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: [[META0]]) +// CHECK: [[DBG29]] = !DILocation(line: 26, column: 1, scope: [[DBG7]]) +// CHECK: [[DBG30]] = distinct !DISubprogram(name: "bar", scope: [[META8]], file: [[META8]], line: 43, type: [[META31:![0-9]+]], scopeLine: 43, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]], retainedNodes: [[META36:![0-9]+]]) +// CHECK: [[META31]] = !DISubroutineType(types: [[META32:![0-9]+]]) +// CHECK: [[META32]] = !{null, [[META33:![0-9]+]], [[META14]], [[META14]]} +// CHECK: [[META33]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[META34:![0-9]+]], size: 64) +// CHECK: [[META34]] = !DISubroutineType(types: [[META35:![0-9]+]]) +// CHECK: [[META35]] = !{null, [[META14]], [[META14]]} +// CHECK: [[META36]] = !{[[META37]], [[META38]], [[META39]]} +// CHECK: [[META37]] = !DILocalVariable(name: "fn", arg: 1, scope: [[DBG30]], file: [[META8]], line: 43, type: [[META33]]) +// CHECK: [[META38]] = !DILocalVariable(name: "arg1", arg: 2, scope: [[DBG30]], file: [[META8]], line: 43, type: [[META14]]) +// CHECK: [[META39]] = !DILocalVariable(name: "arg2", arg: 3, scope: [[DBG30]], file: [[META8]], line: 43, type: [[META14]]) +// CHECK: [[META40]] = !{i64 0, !"_ZTSFvPFvu3i32S_ES_S_E.normalized"} +// CHECK: [[META41]] = !{i64 0, !"_ZTSFvPvu3i32S0_E.normalized.generalized"} +// CHECK: [[META42]] = !DILocation(line: 0, scope: [[DBG30]]) +// CHECK: [[DBG43]] = !DILocation(line: 0, scope: [[META22]], inlinedAt: [[DBG44]]) +// CHECK: [[DBG44]] = !DILocation(line: 44, column: 5, scope: [[DBG30]]) +// CHECK: [[DBG45]] = !DILocation(line: 0, scope: [[TRAPMSG]], inlinedAt: [[DBG43]]) +// CHECK: [[DBG46]] = !DILocation(line: 45, column: 1, scope: [[DBG30]]) +// CHECK: [[DBG47]] = distinct !DISubprogram(name: "baz", scope: [[META8]], file: [[META8]], line: 63, type: [[META48:![0-9]+]], scopeLine: 63, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: [[META0]], retainedNodes: [[META53:![0-9]+]]) // CHECK: [[META48]] = !DISubroutineType(types: [[META49:![0-9]+]]) -// CHECK: [[META49]] = !{null, [[META14]], [[META14]], [[META14]]} -// CHECK: [[META50]] = !{[[META51]], [[META52]], [[META53]], [[META54]]} -// CHECK: [[META51]] = !DILocalVariable(name: "fn", arg: 1, scope: [[DBG44]], file: [[META8]], line: 63, type: [[META47]]) -// CHECK: [[META52]] = !DILocalVariable(name: "arg1", arg: 2, scope: [[DBG44]], file: [[META8]], line: 63, type: [[META14]]) -// CHECK: [[META53]] = !DILocalVariable(name: "arg2", arg: 3, scope: [[DBG44]], file: [[META8]], line: 63, type: [[META14]]) -// CHECK: [[META54]] = !DILocalVariable(name: "arg3", arg: 4, scope: [[DBG44]], file: [[META8]], line: 63, type: [[META14]]) -// CHECK: [[META55]] = !{i64 0, !"_ZTSFvPFvu3i32S_S_ES_S_S_E.normalized"} -// CHECK: [[META56]] = !{i64 0, !"_ZTSFvPvu3i32S0_S0_E.normalized.generalized"} -// CHECK: [[META57]] = !DILocation(line: 0, scope: [[DBG44]]) -// CHECK: [[DBG58]] = !DILocation(line: 0, scope: [[META22]], inlinedAt: [[DBG59]]) -// CHECK: [[DBG59]] = !DILocation(line: 64, column: 5, scope: [[DBG44]]) -// CHECK: [[DBG60]] = !DILocation(line: 65, column: 1, scope: [[DBG44]]) +// CHECK: [[META49]] = !{null, [[META50:![0-9]+]], [[META14]], [[META14]], [[META14]]} +// CHECK: [[META50]] = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: [[META51:![0-9]+]], size: 64) +// CHECK: [[META51]] = !DISubroutineType(types: [[META52:![0-9]+]]) +// CHECK: [[META52]] = !{null, [[META14]], [[META14]], [[META14]]} +// CHECK: [[META53]] = !{[[META54]], [[META55]], [[META56]], [[META57]]} +// CHECK: [[META54]] = !DILocalVariable(name: "fn", arg: 1, scope: [[DBG47]], file: [[META8]], line: 63, type: [[META50]]) +// CHECK: [[META55]] = !DILocalVariable(name: "arg1", arg: 2, scope: [[DBG47]], file: [[META8]], line: 63, type: [[META14]]) +// CHECK: [[META56]] = !DILocalVariable(name: "arg2", arg: 3, scope: [[DBG47]], file: [[META8]], line: 63, type: [[META14]]) +// CHECK: [[META57]] = !DILocalVariable(name: "arg3", arg: 4, scope: [[DBG47]], file: [[META8]], line: 63, type: [[META14]]) +// CHECK: [[META58]] = !{i64 0, !"_ZTSFvPFvu3i32S_S_ES_S_S_E.normalized"} +// CHECK: [[META59]] = !{i64 0, !"_ZTSFvPvu3i32S0_S0_E.normalized.generalized"} +// CHECK: [[META60]] = !DILocation(line: 0, scope: [[DBG47]]) +// CHECK: [[DBG61]] = !DILocation(line: 0, scope: [[META22]], inlinedAt: [[DBG62]]) +// CHECK: [[DBG62]] = !DILocation(line: 64, column: 5, scope: [[DBG47]]) +// CHECK: [[DBG63]] = !DILocation(line: 0, scope: [[TRAPMSG]], inlinedAt: [[DBG61]]) +// CHECK: [[DBG64]] = !DILocation(line: 65, column: 1, scope: [[DBG47]]) //. diff --git a/clang/test/CodeGen/ubsan-trap-debugloc.c b/clang/test/CodeGen/ubsan-trap-debugloc.c index 87cbfad..2f5258a 100644 --- a/clang/test/CodeGen/ubsan-trap-debugloc.c +++ b/clang/test/CodeGen/ubsan-trap-debugloc.c @@ -20,5 +20,8 @@ void bar(volatile int a) __attribute__((optnone)) { // CHECK: [[LOC]] = !DILocation(line: 0 // With optimisations disabled the traps are not merged and retain accurate debug locations -// CHECK: [[LOC2]] = !DILocation(line: 15, column: 9 -// CHECK: [[LOC3]] = !DILocation(line: 16, column: 9 + // CHECK-DAG: [[SRC2:![0-9]+]] = !DILocation(line: 15, column: 9, + // CHECK-DAG: [[SRC3:![0-9]+]] = !DILocation(line: 16, column: 9, + // CHECK-DAG: [[LOC2]] = !DILocation(line: 0, scope: [[SCOPE2:![0-9]+]], inlinedAt: [[SRC2]]) + // CHECK-DAG: [[LOC3]] = !DILocation(line: 0, scope: [[SCOPE3:![0-9]+]], inlinedAt: [[SRC3]]) + diff --git a/clang/test/CodeGen/ubsan-trap-reason-add-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-add-overflow.c new file mode 100644 index 0000000..225778d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-add-overflow.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int add_overflow(int a, int b) { return a + b; } + +// CHECK-LABEL: @add_overflow +// CHECK: call void @llvm.ubsantrap(i8 0) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer addition overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-alignment-assumption.c b/clang/test/CodeGen/ubsan-trap-reason-alignment-assumption.c new file mode 100644 index 0000000..3247ceb --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-alignment-assumption.c @@ -0,0 +1,15 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - | FileCheck %s + +#include <stdint.h> +int32_t *get_int(void) __attribute__((assume_aligned(16))); + +void retrieve_int(void) { + int *i = get_int(); + *i = 7; +} + +// CHECK-LABEL: @retrieve_int +// CHECK: call void @llvm.ubsantrap(i8 23) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Alignment assumption violated" diff --git a/clang/test/CodeGen/ubsan-trap-reason-builtin-unreachable.c b/clang/test/CodeGen/ubsan-trap-reason-builtin-unreachable.c new file mode 100644 index 0000000..97bd690 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-builtin-unreachable.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=unreachable -fsanitize-trap=unreachable -emit-llvm %s -o - | FileCheck %s + +int call_builtin_unreachable(void) { __builtin_unreachable(); } + +// CHECK-LABEL: @call_builtin_unreachable +// CHECK: call void @llvm.ubsantrap(i8 1) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$_builtin_unreachable(), execution reached an unreachable program point" diff --git a/clang/test/CodeGen/ubsan-trap-reason-cfi-check-fail.c b/clang/test/CodeGen/ubsan-trap-reason-cfi-check-fail.c new file mode 100644 index 0000000..9304f51 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-cfi-check-fail.c @@ -0,0 +1,25 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=cfi-icall -fsanitize-trap=cfi-icall -emit-llvm %s -o - | FileCheck %s + +typedef int (*fp_t)(int); + +int good(int x) { return x + 1; } + +int bad(void) { return 0; } + +int cfi_trigger(int a) { + fp_t p = good; + int r1 = p(a); + + p = (fp_t)(void *)bad; + int r2 = p(a); + + return r1 + r2; +} + +// CHECK-LABEL: @good +// CHECK-LABEL: @bad +// CHECK-LABEL: @cfi_trigger +// CHECK: call void @llvm.ubsantrap(i8 2) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Control flow integrity check failed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-crash.cpp b/clang/test/CodeGen/ubsan-trap-reason-crash.cpp new file mode 100644 index 0000000..6add9bf --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-crash.cpp @@ -0,0 +1,20 @@ +// FIXME: We should emit a trap message for this case too. +// But sometimes Clang will emit a ubsan trap into the prologue of a function, +// at which point the debug-info locations haven't been set up yet and +// can't hook up our artificial inline frame. [Issue #150707] + +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=null -fsanitize-trap=null -emit-llvm %s -o - | FileCheck %s + +struct Foo { + void target() {} +} f; + +void caller() { + f.target(); +} + + +// CHECK-LABEL: @_Z6callerv +// CHECK: call void @llvm.ubsantrap(i8 22){{.*}}!nosanitize +// CHECK-NOT: __clang_trap_msg diff --git a/clang/test/CodeGen/ubsan-trap-reason-div-rem-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-div-rem-overflow.c new file mode 100644 index 0000000..d0b21dd --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-div-rem-overflow.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int div_rem_overflow(int a, int b) { return a / b; } + +// CHECK-LABEL: @div_rem_overflow +// CHECK: call void @llvm.ubsantrap(i8 3) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer divide or remainder overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-dynamic-type-cache-miss.cpp b/clang/test/CodeGen/ubsan-trap-reason-dynamic-type-cache-miss.cpp new file mode 100644 index 0000000..f89fbdcf --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-dynamic-type-cache-miss.cpp @@ -0,0 +1,26 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=vptr -fsanitize-trap=vptr -emit-llvm %s -o - | FileCheck %s + +struct A { + virtual void foo(); +}; +struct B { + virtual void bar(); +}; + +void A::foo() {} +void B::bar() {} + +int dynamic_type_cache_miss() { + B b; + A &a = reinterpret_cast<A &>(b); + a.foo(); + return 0; +} + +// CHECK-LABEL: @_ZN1A3fooEv +// CHECK-LABEL: @_ZN1B3barEv +// CHECK-LABEL: @_Z23dynamic_type_cache_missv +// CHECK: call void @llvm.ubsantrap(i8 4) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Dynamic type cache miss, member call made on an object whose dynamic type differs from the expected type" diff --git a/clang/test/CodeGen/ubsan-trap-reason-flag.c b/clang/test/CodeGen/ubsan-trap-reason-flag.c new file mode 100644 index 0000000..5cc16d1 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-flag.c @@ -0,0 +1,22 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - \ +// RUN: | FileCheck %s --check-prefix=ANNOTATE + +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow \ +// RUN: -fsanitize-debug-trap-reasons -emit-llvm %s -o - | FileCheck %s --check-prefix=ANNOTATE + +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow \ +// RUN: -fno-sanitize-debug-trap-reasons -emit-llvm %s -o - | FileCheck %s --check-prefix=NO-ANNOTATE + +int add_overflow(int a, int b) { return a + b; } + +// ANNOTATE-LABEL: @add_overflow +// ANNOTATE: call void @llvm.ubsantrap(i8 0) {{.*}}!dbg [[LOC:![0-9]+]] +// ANNOTATE: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// ANNOTATE: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer addition overflowed" + +// NO-ANNOTATE-LABEL: @add_overflow +// NO-ANNOTATE: call void @llvm.ubsantrap(i8 0) {{.*}}!dbg [[LOC:![0-9]+]] +// NO-ANNOTATE-NOT: __clang_trap_msg diff --git a/clang/test/CodeGen/ubsan-trap-reason-float-cast-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-float-cast-overflow.c new file mode 100644 index 0000000..079a191e --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-float-cast-overflow.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=float-cast-overflow -fsanitize-trap=float-cast-overflow -emit-llvm %s -o - | FileCheck %s + +int float_cast_overflow(float x) { return (int)x; } + +// CHECK-LABEL: @float_cast_overflow +// CHECK: call void @llvm.ubsantrap(i8 5) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Floating-point to integer conversion overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-function-type-mismatch.c b/clang/test/CodeGen/ubsan-trap-reason-function-type-mismatch.c new file mode 100644 index 0000000..1727f9c --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-function-type-mismatch.c @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=function -fsanitize-trap=function -emit-llvm %s -o - | FileCheck %s + +void target(void) {} + +int function_type_mismatch(void) { + int (*fp_int)(int); + + fp_int = (int (*)(int))(void *)target; + + return fp_int(42); +} + +// CHECK-LABEL: @target +// CHECK-LABEL: @function_type_mismatch +// CHECK: call void @llvm.ubsantrap(i8 6) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Function called with mismatched signature" diff --git a/clang/test/CodeGen/ubsan-trap-reason-implicit-conversion.c b/clang/test/CodeGen/ubsan-trap-reason-implicit-conversion.c new file mode 100644 index 0000000..43c091d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-implicit-conversion.c @@ -0,0 +1,11 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=implicit-unsigned-integer-truncation -fsanitize-trap=implicit-unsigned-integer-truncation -emit-llvm %s -o - | FileCheck %s + +unsigned long long big; + +unsigned implicit_conversion(void) { return big; } + +// CHECK-LABEL: @implicit_conversion +// CHECK: call void @llvm.ubsantrap(i8 7) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Implicit integer conversion overflowed or lost data" diff --git a/clang/test/CodeGen/ubsan-trap-reason-invalid-builtin.c b/clang/test/CodeGen/ubsan-trap-reason-invalid-builtin.c new file mode 100644 index 0000000..56cf674 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-invalid-builtin.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=builtin -fsanitize-trap=builtin -emit-llvm %s -o - | FileCheck %s + +unsigned invalid_builtin(unsigned x) { return __builtin_clz(x); } + +// CHECK-LABEL: @invalid_builtin +// CHECK: call void @llvm.ubsantrap(i8 8) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Invalid use of builtin function" diff --git a/clang/test/CodeGen/ubsan-trap-reason-invalid-objc-cast.m b/clang/test/CodeGen/ubsan-trap-reason-invalid-objc-cast.m new file mode 100644 index 0000000..ed2d5ff --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-invalid-objc-cast.m @@ -0,0 +1,32 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=objc-cast -fsanitize-trap=objc-cast -emit-llvm %s -o - | FileCheck %s + +@interface NSFastEnumerationState +@end + +#define NSUInteger unsigned int + +@interface NSArray ++(NSArray*) arrayWithObjects: (id) first, ...; +- (NSUInteger) countByEnumeratingWithState:(NSFastEnumerationState *) state + objects:(id[]) buffer + count:(NSUInteger) len; +-(unsigned) count; +@end +@interface NSString +-(const char*) cString; +@end + +void receive_NSString(NSString*); + +void t0(void) { + NSArray *array = [NSArray arrayWithObjects: @"0", @"1", (void*)0]; + for (NSString *i in array) { + receive_NSString(i); + } +} + +// CHECK-LABEL: @t0 +// CHECK: call void @llvm.ubsantrap(i8 9) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Invalid Objective-C cast" diff --git a/clang/test/CodeGen/ubsan-trap-reason-load-invalid-value.c b/clang/test/CodeGen/ubsan-trap-reason-load-invalid-value.c new file mode 100644 index 0000000..4aad832 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-load-invalid-value.c @@ -0,0 +1,13 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=bool -fsanitize-trap=bool -emit-llvm %s -o - | FileCheck %s + +#include <stdbool.h> + +unsigned char bad_byte; + +bool load_invalid_value(void) { return *((bool *)&bad_byte); } + +// CHECK-LABEL: @load_invalid_value +// CHECK: call void @llvm.ubsantrap(i8 10) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Loaded an invalid or uninitialized value for the type" diff --git a/clang/test/CodeGen/ubsan-trap-reason-missing-return.cpp b/clang/test/CodeGen/ubsan-trap-reason-missing-return.cpp new file mode 100644 index 0000000..2818d9d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-missing-return.cpp @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=return -fsanitize-trap=return -emit-llvm %s -o - | FileCheck %s + +int missing_return(int x) { + if (x > 0) + return x; +} + +// CHECK-LABEL: @_Z14missing_return +// CHECK: call void @llvm.ubsantrap(i8 11) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Execution reached the end of a value-returning function without returning a value" diff --git a/clang/test/CodeGen/ubsan-trap-reason-mul-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-mul-overflow.c new file mode 100644 index 0000000..cf9a0b4 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-mul-overflow.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int mul_overflow(int a, int b) { return a * b; } + +// CHECK-LABEL: @mul_overflow +// CHECK: call void @llvm.ubsantrap(i8 12) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer multiplication overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c new file mode 100644 index 0000000..5534679 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-negate-overflow.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int negate_overflow() { + int x; + return -x; +} + +// CHECK-LABEL: @negate_overflow +// CHECK: call void @llvm.ubsantrap(i8 13) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer negation overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-nonnull-arg.c b/clang/test/CodeGen/ubsan-trap-reason-nonnull-arg.c new file mode 100644 index 0000000..1f0f450 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-nonnull-arg.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=nonnull-attribute -fsanitize-trap=nonnull-attribute -emit-llvm %s -o - | FileCheck %s + +__attribute__((nonnull)) void nonnull_arg(int *p) { (void)p; } + +void trigger_nonnull_arg() { nonnull_arg(0); } + +// CHECK-LABEL: @nonnull_arg +// CHECK-LABEL: @trigger_nonnull_arg +// CHECK: call void @llvm.ubsantrap(i8 16) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Passing null pointer as an argument which is declared to never be null" diff --git a/clang/test/CodeGen/ubsan-trap-reason-nonnull-return.c b/clang/test/CodeGen/ubsan-trap-reason-nonnull-return.c new file mode 100644 index 0000000..1197b4d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-nonnull-return.c @@ -0,0 +1,14 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=returns-nonnull-attribute -fsanitize-trap=returns-nonnull-attribute -emit-llvm %s -o - | FileCheck %s + +__attribute__((returns_nonnull)) int *must_return_nonnull(int bad) { + if (bad) + return 0; + static int x = 1; + return &x; +} + +// CHECK-LABEL: @must_return_nonnull +// CHECK: call void @llvm.ubsantrap(i8 17) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Returning null pointer from a function which is declared to never return null" diff --git a/clang/test/CodeGen/ubsan-trap-reason-nullability-arg.c b/clang/test/CodeGen/ubsan-trap-reason-nullability-arg.c new file mode 100644 index 0000000..2bc71de --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-nullability-arg.c @@ -0,0 +1,14 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=nullability-arg -fsanitize-trap=nullability-arg -emit-llvm %s -o - | FileCheck %s + +#include <stddef.h> + +int nullability_arg(int *_Nonnull p) { return *p; } + +int trigger_nullability_arg(void) { return nullability_arg(NULL); } + +// CHECK-LABEL: @nullability_arg +// CHECK-LABEL: @trigger_nullability_arg +// CHECK: call void @llvm.ubsantrap(i8 14) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Passing null as an argument which is annotated with _Nonnull" diff --git a/clang/test/CodeGen/ubsan-trap-reason-nullability-return.c b/clang/test/CodeGen/ubsan-trap-reason-nullability-return.c new file mode 100644 index 0000000..3d64c5a --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-nullability-return.c @@ -0,0 +1,18 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=nullability-return -fsanitize-trap=nullability-return -emit-llvm %s -o - | FileCheck %s + +#include <stdbool.h> +#include <stddef.h> + +int *_Nonnull nullability_return(bool fail) { + if (fail) + return NULL; + + static int x = 0; + return &x; +} + +// CHECK-LABEL: @nullability_return +// CHECK: call void @llvm.ubsantrap(i8 15) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Returning null from a function with a return type annotated with _Nonnull" diff --git a/clang/test/CodeGen/ubsan-trap-reason-out-of-bounds.c b/clang/test/CodeGen/ubsan-trap-reason-out-of-bounds.c new file mode 100644 index 0000000..979886d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-out-of-bounds.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=array-bounds -fsanitize-trap=array-bounds -emit-llvm %s -o - | FileCheck %s + +int out_of_bounds() { + int a[1] = {0}; + return a[1]; +} + +// CHECK-LABEL: @out_of_bounds +// CHECK: call void @llvm.ubsantrap(i8 18) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Array index out of bounds" diff --git a/clang/test/CodeGen/ubsan-trap-reason-pointer-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-pointer-overflow.c new file mode 100644 index 0000000..41cb487 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-pointer-overflow.c @@ -0,0 +1,16 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=pointer-overflow -fsanitize-trap=pointer-overflow -emit-llvm %s -o - | FileCheck %s + +#include <stddef.h> +#include <stdint.h> + +int *pointer_overflow(void) { + int buf[4]; + volatile size_t n = (SIZE_MAX / sizeof(int)) - 1; + return buf + n; +} + +// CHECK-LABEL: @pointer_overflow +// CHECK: call void @llvm.ubsantrap(i8 19) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Pointer arithmetic overflowed bounds" diff --git a/clang/test/CodeGen/ubsan-trap-reason-shift-out-of-bounds.c b/clang/test/CodeGen/ubsan-trap-reason-shift-out-of-bounds.c new file mode 100644 index 0000000..1a7465d --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-shift-out-of-bounds.c @@ -0,0 +1,12 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=shift-base -fsanitize-trap=shift-base -emit-llvm %s -o - | FileCheck %s + +int shift_out_of_bounds(void) { + int sh = 32; + return 1 << sh; +} + +// CHECK-LABEL: @shift_out_of_bounds +// CHECK: call void @llvm.ubsantrap(i8 20) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Shift exponent is too large for the type" diff --git a/clang/test/CodeGen/ubsan-trap-reason-sub-overflow.c b/clang/test/CodeGen/ubsan-trap-reason-sub-overflow.c new file mode 100644 index 0000000..62aa7fc --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-sub-overflow.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=signed-integer-overflow -fsanitize-trap=signed-integer-overflow -emit-llvm %s -o - | FileCheck %s + +int sub_overflow(int a, int b) { return a - b; } + +// CHECK-LABEL: @sub_overflow +// CHECK: call void @llvm.ubsantrap(i8 21) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Integer subtraction overflowed" diff --git a/clang/test/CodeGen/ubsan-trap-reason-type-mismatch.c b/clang/test/CodeGen/ubsan-trap-reason-type-mismatch.c new file mode 100644 index 0000000..802ec91 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-type-mismatch.c @@ -0,0 +1,9 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - | FileCheck %s + +int type_mismatch(int *p) { return *p; } + +// CHECK-LABEL: @type_mismatch +// CHECK: call void @llvm.ubsantrap(i8 22) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Type mismatch in operation" diff --git a/clang/test/CodeGen/ubsan-trap-reason-vla-bound-not-positive.c b/clang/test/CodeGen/ubsan-trap-reason-vla-bound-not-positive.c new file mode 100644 index 0000000..ad9c408 --- /dev/null +++ b/clang/test/CodeGen/ubsan-trap-reason-vla-bound-not-positive.c @@ -0,0 +1,14 @@ +// RUN: %clang_cc1 -triple arm64-apple-macosx14.0.0 -O0 -debug-info-kind=standalone -dwarf-version=5 \ +// RUN: -fsanitize=vla-bound -fsanitize-trap=vla-bound -emit-llvm %s -o - | FileCheck %s + +int n = 0; + +int vla_bound_not_positive(void) { + int a[n]; + return sizeof a; +} + +// CHECK-LABEL: @vla_bound_not_positive +// CHECK: call void @llvm.ubsantrap(i8 24) {{.*}}!dbg [[LOC:![0-9]+]] +// CHECK: [[LOC]] = !DILocation(line: 0, scope: [[MSG:![0-9]+]], {{.+}}) +// CHECK: [[MSG]] = distinct !DISubprogram(name: "__clang_trap_msg$Undefined Behavior Sanitizer$Variable length array bound evaluates to non-positive value" |