Commit Graph

4 Commits

Author SHA1 Message Date
Benjamin Kramer 1118860e3a simplify-libcalls: fold strstr(a, b) == a -> strncmp(a, b, strlen(b)) == 0
llvm-svn: 106047
2010-06-15 21:34:25 +00:00
Chris Lattner f278addbdc reapply my strstr optimization. I have reproduced the x86-64 bootstrap
miscompile (i386.o miscompares) but it happens both with and without
this patch.

llvm-svn: 91532
2009-12-16 09:32:05 +00:00
Chris Lattner 177be32334 revert my strstr optimization, I'm told it breaks x86-64 bootstrap.
Will reapply with a fix when I get a chance.

llvm-svn: 91486
2009-12-16 00:46:02 +00:00
Chris Lattner 26ab363361 optimize strstr, PR5783
llvm-svn: 91438
2009-12-15 19:14:40 +00:00