[Bug tree-optimization/60641] New: Converting ushort to offset on x86_64 generates double movzwl

Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: akruppa at gmail dot com The following test cases produce sub-optimal assembly output. This was verified with these three versions of gcc: gcc (Ubuntu/Linaro 4.6.3-1ubuntu5

[Bug tree-optimization/61277] New: Incorrect -Warray-bounds warning with 4.9.0

-optimization Assignee: unassigned at gcc dot gnu.org Reporter: akruppa at gmail dot com The following code, when compiled with the gcc 4.9.0 release or with SVN branch gcc-4_9-branch r210719, via gcc -O2 -Wall -c bug.c produces the warning bug.c: In function ‘foo’: bug.c:13

[Bug target/60641] Converting ushort to offset on x86_64 generates double movzwl

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60641 --- Comment #2 from Alex Kruppa akruppa at gmail dot com --- With gcc-4.9.0, compiled from the official tarball, the foo() function does NOT produce the double movzwl instruction any more, but the bar() function still does. Dump of assembler

[Bug libgcc/67792] GCC 5.2 - make clean fails in libgcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67792 Alex Kruppa changed: What|Removed |Added CC||akruppa at gmail dot com --- Comment #4