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| author | Jakub Jelinek <jakub@redhat.com> | 2005-04-05 22:10:13 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2005-04-05 22:10:13 +0200 |
| commit | 4b2841117bd44ef5b9179c02151a507dc1bd23f5 (patch) | |
| tree | d987044d0ed96299195ed52d4533e2376afd67de /gcc/tree-inline.c | |
| parent | cae064e7982fb1a9f7e2fd8208e83199786aa39c (diff) | |
| download | gcc-4b2841117bd44ef5b9179c02151a507dc1bd23f5.zip gcc-4b2841117bd44ef5b9179c02151a507dc1bd23f5.tar.gz gcc-4b2841117bd44ef5b9179c02151a507dc1bd23f5.tar.bz2 | |
re PR tree-optimization/20076 (__builtin_return(__builtin_apply()) inlined incorrectly)
PR tree-optimization/20076
* tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
that call __builtin_return or __builtin_apply_args.
* gcc.dg/builtin-apply4.c: New test.
From-SVN: r97653
Diffstat (limited to 'gcc/tree-inline.c')
| -rw-r--r-- | gcc/tree-inline.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c index 59a2d72..efa6e31 100644 --- a/gcc/tree-inline.c +++ b/gcc/tree-inline.c @@ -1017,6 +1017,17 @@ inline_forbidden_p_1 (tree *nodep, int *walk_subtrees ATTRIBUTE_UNUSED, "it uses non-local goto"); return node; + case BUILT_IN_RETURN: + case BUILT_IN_APPLY_ARGS: + /* If a __builtin_apply_args caller would be inlined, + it would be saving arguments of the function it has + been inlined into. Similarly __builtin_return would + return from the function the inline has been inlined into. */ + inline_forbidden_reason + = N_("%Jfunction %qF can never be inlined because " + "it uses __builtin_return or __builtin_apply_args"); + return node; + default: break; } |