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| author | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-09-04 23:04:18 +0000 |
|---|---|---|
| committer | mrs <mrs@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-09-04 23:04:18 +0000 |
| commit | d85a20139d881d9d1adab64ffc7305cb3ae98e2a (patch) | |
| tree | 0f4ef35ecb306a63e1426bcc2ec3b362210eccfe /gcc/recog.c | |
| parent | 4d4ec3c86cac3f21e5908f762285a995b69dd4e2 (diff) | |
| parent | 7d500d30a2205a6e6e6783a4b92cc38d66f3b70b (diff) | |
| download | gcc-d85a20139d881d9d1adab64ffc7305cb3ae98e2a.tar.gz | |
Merge in trunk.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/wide-int@202265 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/recog.c')
| -rw-r--r-- | gcc/recog.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/recog.c b/gcc/recog.c index 49daebd453e..aa052f32449 100644 --- a/gcc/recog.c +++ b/gcc/recog.c @@ -397,7 +397,10 @@ verify_changes (int num) MEM_ADDR_SPACE (object))) break; } - else if (REG_P (changes[i].old) + else if (/* changes[i].old might be zero, e.g. when putting a + REG_FRAME_RELATED_EXPR into a previously empty list. */ + changes[i].old + && REG_P (changes[i].old) && asm_noperands (PATTERN (object)) > 0 && REG_EXPR (changes[i].old) != NULL_TREE && DECL_ASSEMBLER_NAME_SET_P (REG_EXPR (changes[i].old)) |