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| author | Volker Reichelt <reichelt@igpm.rwth-aachen.de> | 2006-05-22 16:49:33 +0000 |
|---|---|---|
| committer | Volker Reichelt <reichelt@gcc.gnu.org> | 2006-05-22 16:49:33 +0000 |
| commit | 123b24e73b5ffc38f548cccfde0aea45b4797c51 (patch) | |
| tree | 27bdb1a74e3811e586d7201b8711d0ecf0a3e251 | |
| parent | ba5719d9cd094d0f737bef6ee396387f65ff9195 (diff) | |
| download | gcc-123b24e73b5ffc38f548cccfde0aea45b4797c51.zip gcc-123b24e73b5ffc38f548cccfde0aea45b4797c51.tar.gz gcc-123b24e73b5ffc38f548cccfde0aea45b4797c51.tar.bz2 | |
re PR c++/27451 (ICE with invalid asm statement)
PR c++/27451
* stmt.c (expand_asm_operands): Skip asm statement with erroneous
clobbers.
* g++.dg/ext/asm9.C: New test.
From-SVN: r113985
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/stmt.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/ext/asm9.C | 7 |
4 files changed, 23 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e1e61a5..5ae866d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + PR c++/27451 + * stmt.c (expand_asm_operands): Skip asm statement with erroneous + clobbers. + 2006-05-22 Richard Sandiford <richard@codesourcery.com> PR rtl-optimization/25514 @@ -693,7 +693,11 @@ expand_asm_operands (tree string, tree outputs, tree inputs, CLEAR_HARD_REG_SET (clobbered_regs); for (tail = clobbers; tail; tail = TREE_CHAIN (tail)) { - const char *regname = TREE_STRING_POINTER (TREE_VALUE (tail)); + const char *regname; + + if (TREE_VALUE (tail) == error_mark_node) + return; + regname = TREE_STRING_POINTER (TREE_VALUE (tail)); i = decode_reg_name (regname); if (i >= 0 || i == -4) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c7a4eb2..89b9a02 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2006-05-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de> + + PR c++/27451 + * g++.dg/ext/asm9.C: New test. + 2006-05-22 Richard Sandiford <richard@codesourcery.com> PR rtl-optimization/25514 diff --git a/gcc/testsuite/g++.dg/ext/asm9.C b/gcc/testsuite/g++.dg/ext/asm9.C new file mode 100644 index 0000000..9daa01b --- /dev/null +++ b/gcc/testsuite/g++.dg/ext/asm9.C @@ -0,0 +1,7 @@ +// PR 27451 +// { dg-do compile } + +void foo() +{ + asm("" ::: X); // { dg-error "before" } +} |