https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71050
Bug ID: 71050
Summary: [7 regression] test case gcc.target/powerpc/lhs-1.c
fails starting with r236066
Product: gcc
Version: 7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: seurer at linux dot vnet.ibm.com
Target Milestone: ---
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/ linker_plugin40918.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -flto
-fuse-linker-plugin -lm -o linker_plugin40918.exe (timeout = 300)
spawn /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/ linker_plugin40918.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -flto -fuse-linker-plugin
-lm -o linker_plugin40918.exe
Executing on host: /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/
/home/seurer/gcc/gcc-test/gcc/testsuite/gcc.target/powerpc/lhs-1.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -mcpu=power5
-ffat-lto-objects -S -o lhs-1.s (timeout = 300)
spawn /home/seurer/gcc/build/gcc-test/gcc/xgcc
-B/home/seurer/gcc/build/gcc-test/gcc/
/home/seurer/gcc/gcc-test/gcc/testsuite/gcc.target/powerpc/lhs-1.c
-fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -mcpu=power5
-ffat-lto-objects -S -o lhs-1.s
PASS: gcc.target/powerpc/lhs-1.c (test for excess errors)
FAIL: gcc.target/powerpc/lhs-1.c scan-assembler-times nop 3
=== gcc Summary ===
# of expected passes 1
# of unexpected failures 1
The test case is looking for nops but there are a bunch of extra instructions
being generated.
stfd 1,0(4)
lwz 3,4(4)
to this:
stfd 1,-16(1)
stfd 1,0(4)
ld 3,-16(1)
srdi 3,3,32
