aboutsummaryrefslogtreecommitdiff
path: root/gcc
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2019-01-31 09:20:45 +0100
committerJakub Jelinek <jakub@gcc.gnu.org>2019-01-31 09:20:45 +0100
commit6206a883fe7a741dbb9e09d88255a170a75950f5 (patch)
treef4ecfa951d1abeab8f4816a41a8447acb267d6ed /gcc
parentf4caead02f75bf6c2d1de2e35498fcf6a32936e2 (diff)
downloadgcc-6206a883fe7a741dbb9e09d88255a170a75950f5.zip
gcc-6206a883fe7a741dbb9e09d88255a170a75950f5.tar.gz
gcc-6206a883fe7a741dbb9e09d88255a170a75950f5.tar.bz2
re PR sanitizer/89124 (__attribute__((no_sanitize_address)) interferes with __attribute__((target(xxx))))
PR sanitizer/89124 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining always_inline callees into no_sanitize_address callers. * c-c++-common/asan/pr89124.c: New test. From-SVN: r268415
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/ipa-inline.c6
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/c-c++-common/asan/pr89124.c14
4 files changed, 31 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d116632..a220d57 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-01-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR sanitizer/89124
+ * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
+ always_inline callees into no_sanitize_address callers.
+
2019-01-31 Richard Biener <rguenther@suse.de>
PR rtl-optimization/89115
diff --git a/gcc/ipa-inline.c b/gcc/ipa-inline.c
index 2c1843a..4ddbfdf 100644
--- a/gcc/ipa-inline.c
+++ b/gcc/ipa-inline.c
@@ -264,6 +264,12 @@ sanitize_attrs_match_for_inline_p (const_tree caller, const_tree callee)
if (!caller || !callee)
return true;
+ /* Allow inlining always_inline functions into no_sanitize_address
+ functions. */
+ if (!sanitize_flags_p (SANITIZE_ADDRESS, caller)
+ && lookup_attribute ("always_inline", DECL_ATTRIBUTES (callee)))
+ return true;
+
return ((sanitize_flags_p (SANITIZE_ADDRESS, caller)
== sanitize_flags_p (SANITIZE_ADDRESS, callee))
&& (sanitize_flags_p (SANITIZE_POINTER_COMPARE, caller)
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 917c13e..48f4bbd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-01-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR sanitizer/89124
+ * c-c++-common/asan/pr89124.c: New test.
+
2019-01-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/52564
diff --git a/gcc/testsuite/c-c++-common/asan/pr89124.c b/gcc/testsuite/c-c++-common/asan/pr89124.c
new file mode 100644
index 0000000..c9c870b
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/asan/pr89124.c
@@ -0,0 +1,14 @@
+/* PR sanitizer/89124 */
+/* { dg-do compile } */
+
+static int inline __attribute__ ((always_inline))
+foo (int x)
+{
+ return x + 1;
+}
+
+__attribute__ ((no_sanitize_address)) int
+bar (int x)
+{
+ return foo (x);
+}