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[Bug optimization/12899] New: [tree-ssa] ICE in cprop_into_phis
- From: "falk at debian dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Nov 2003 19:36:30 -0000
- Subject: [Bug optimization/12899] New: [tree-ssa] ICE in cprop_into_phis
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12899
Summary: [tree-ssa] ICE in cprop_into_phis
Product: gcc
Version: tree-ssa
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P2
Component: optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: falk at debian dot org
CC: gcc-bugs at gcc dot gnu dot org
GCC build triplet: alphaev68-unknown-linux-gnu
GCC host triplet: alphaev68-unknown-linux-gnu
GCC target triplet: alphaev68-unknown-linux-gnu
This first produced the same ICE as Bug 12870, but now gives a different
message. Does not occur at -O0.
gcc version 3.5-tree-ssa 20031104 (merged 20031026)
falk@juist:/tmp% cat test.c
void
bb_getopt_ulflags (char *s)
{
for (;;)
if (s[1])
do
s++;
while (*s);
}
falk@juist:/tmp% gcc -O -c test.c
test.c: In function `bb_getopt_ulflags':
test.c:3: internal compiler error: in cprop_into_phis, at tree-ssa-dom.c:1781
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.