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| author | Jakub Jelinek <jakub@redhat.com> | 2014-02-04 14:04:37 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-02-04 14:04:37 +0100 |
| commit | eb259c4a329898bbae30bf7b55f9598fa73c7dd1 (patch) | |
| tree | 294855e859722fa6bd67ec674e1a393b20f63a87 | |
| parent | 30540e7958f841359d14b2c46e4c51f07a22ff5e (diff) | |
| download | gcc-eb259c4a329898bbae30bf7b55f9598fa73c7dd1.zip gcc-eb259c4a329898bbae30bf7b55f9598fa73c7dd1.tar.gz gcc-eb259c4a329898bbae30bf7b55f9598fa73c7dd1.tar.bz2 | |
re PR ipa/60026 (ICE at -O3 on valid code (with the optimize pragma) on x86_64-linux-gnu)
PR ipa/60026
* tree-inline.c (copy_forbidden): Fail for
__attribute__((optimize (0))) functions.
* c-c++-common/torture/pr60026.c: New test.
From-SVN: r207463
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/c-c++-common/torture/pr60026.c | 28 | ||||
| -rw-r--r-- | gcc/tree-inline.c | 12 |
4 files changed, 47 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1105fa9..6c6dfd6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2014-02-04 Jakub Jelinek <jakub@redhat.com> + PR ipa/60026 + * tree-inline.c (copy_forbidden): Fail for + __attribute__((optimize (0))) functions. + PR other/58712 * omp-low.c (simd_clone_struct_copy): If from->inbranch is set, copy one less argument. diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 31e271d..f23b6c4 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2014-02-04 Jakub Jelinek <jakub@redhat.com> + PR ipa/60026 + * c-c++-common/torture/pr60026.c: New test. + PR rtl-optimization/57915 * gcc.target/i386/pr57915.c: New test. diff --git a/gcc/testsuite/c-c++-common/torture/pr60026.c b/gcc/testsuite/c-c++-common/torture/pr60026.c new file mode 100644 index 0000000..1cc5f55 --- /dev/null +++ b/gcc/testsuite/c-c++-common/torture/pr60026.c @@ -0,0 +1,28 @@ +/* PR ipa/60026 */ +/* { dg-do compile } */ + +struct S { int f; } a; + +__attribute__((optimize (0))) +struct S foo (int x, struct S y) +{ + int b = y.f; + return a; +} + +void +bar () +{ + while (a.f) + { + struct S c = {0}; + foo (0, c); + } +} + +int +main () +{ + bar (); + return 0; +} diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index 439ef4c..ade78b2 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -3315,6 +3315,18 @@ copy_forbidden (struct function *fun, tree fndecl) goto fail; } + tree fs_opts; + fs_opts = DECL_FUNCTION_SPECIFIC_OPTIMIZATION (fun->decl); + if (fs_opts) + { + struct cl_optimization *os = TREE_OPTIMIZATION (fs_opts); + if (!os->x_optimize) + { + reason = G_("function %q+F compiled without optimizations"); + goto fail; + } + } + fail: fun->cannot_be_copied_reason = reason; fun->cannot_be_copied_set = true; |