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// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu \
// RUN: -verify %s 2>&1 | FileCheck %s --check-prefixes=CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -freciprocal-math \
// RUN: -verify %s 2>&1 | FileCheck %s --check-prefixes=CHECK-RECPR,CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -mreassociate \
// RUN: -verify %s 2>&1 | FileCheck %s --check-prefixes=CHECK-ASSOC,CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -fapprox-func \
// RUN: -verify %s 2>&1 | FileCheck %s --check-prefixes=CHECK-FUNC,CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -freciprocal-math -mreassociate -verify \
// RUN: %s 2>&1 | FileCheck %s --check-prefixes=CHECK-ASSOC,CHECK-RECPR,CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -freciprocal-math -mreassociate -fapprox-func \
// RUN: -verify %s 2>&1 \
// RUN: | FileCheck %s --check-prefixes=CHECK-FUNC,CHECK-ASSOC,CHECK-RECPR,CHECK-PRGM
// RUN: not %clang_cc1 -fexperimental-strict-floating-point \
// RUN: -triple x86_64-linux-gnu -ffp-eval-method=source \
// RUN: -verify %s 2>&1 | FileCheck %s --check-prefixes=CHECK-FFP-OPT,CHECK-PRGM
// expected-no-diagnostics
float f1(float a, float b, float c) {
a = b + c;
return a * b + c;
}
float f2(float a, float b, float c) {
// CHECK-FFP-OPT: option 'ffp-eval-method' cannot be used with '#pragma clang fp reassociate'
#pragma clang fp reassociate(on)
return (a + b) + c;
}
float f3(float a, float b, float c) {
#pragma clang fp reassociate(off)
return (a - b) - c;
}
float f4(float a, float b, float c) {
#pragma clang fp eval_method(double)
// CHECK-FUNC: '#pragma clang fp eval_method' cannot be used with option 'fapprox-func'
// CHECK-ASSOC: '#pragma clang fp eval_method' cannot be used with option 'mreassociate'
// CHECK-RECPR: '#pragma clang fp eval_method' cannot be used with option 'freciprocal'
// CHECK-PRGM: '#pragma clang fp eval_method' cannot be used with '#pragma clang fp reassociate'
#pragma clang fp reassociate(on)
return (a * c) - (b * c);
}
float f4_reciprocal(float a, float b, float c) {
#pragma clang fp eval_method(double)
// CHECK-FUNC: '#pragma clang fp eval_method' cannot be used with option 'fapprox-func'
// CHECK-ASSOC: '#pragma clang fp eval_method' cannot be used with option 'mreassociate'
// CHECK-RECPR: '#pragma clang fp eval_method' cannot be used with option 'freciprocal'
// CHECK-PRGM: '#pragma clang fp eval_method' cannot be used with '#pragma clang fp reciprocal'
#pragma clang fp reciprocal(on)
return (a * c) / (b * c);
}
float f4_reciprocal_reassociate(float a, float b, float c) {
#pragma clang fp eval_method(double)
// CHECK-FUNC: '#pragma clang fp eval_method' cannot be used with option 'fapprox-func'
// CHECK-ASSOC: '#pragma clang fp eval_method' cannot be used with option 'mreassociate'
// CHECK-RECPR: '#pragma clang fp eval_method' cannot be used with option 'freciprocal'
// CHECK-PRGM: '#pragma clang fp eval_method' cannot be used with '#pragma clang fp reassociate'
// CHECK-PRGM: '#pragma clang fp eval_method' cannot be used with '#pragma clang fp reciprocal'
#pragma clang fp reciprocal(on) reassociate(on)
return (a * c) / (b * c);
}
float f2_reciprocal(float a, float b, float c) {
// CHECK-FFP-OPT: option 'ffp-eval-method' cannot be used with '#pragma clang fp reciprocal'
#pragma clang fp reciprocal(on)
return (a + b) / c;
}
float f3_reciprocal(float a, float b, float c) {
#pragma clang fp reciprocal(off)
return (a - b) / c;
}
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