https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124695
Bug ID: 124695
Summary: FAIL: gcc.dg/tree-ssa/backprop-6.c
scan-tree-dump-times backprop
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: target
Assignee: unassigned at gcc dot gnu.org
Reporter: azoff at gcc dot gnu.org
Target Milestone: ---
Starting with r14-5284-g3f176e1adc6bc9, I see the following in my logs for
arm-none-eabi:
Cortex-A7 with -mfloat-abi=hard
Testing tree-ssa/backprop-6.c
doing compile
Executing on host: /build/r16-8253-geb50d28a9353e9/bin/arm-none-eabi-gcc
/build/gcc_src/gcc/testsuite/gcc.dg/tree-ssa/backprop-6.c -mthumb
-march=armv7ve+neon -mtune=cortex-a7 -mfloat-abi=hard -mfpu=auto
-fdiagnostics-plain-output -O -fdump-tree-backprop-details -S -o
backprop-6.s (timeout = 800)
spawn -ignore SIGHUP /build/r16-8253-geb50d28a9353e9/bin/arm-none-eabi-gcc
/build/gcc_src/gcc/testsuite/gcc.dg/tree-ssa/backprop-6.c -mthumb
-march=armv7ve+neon -mtune=cortex-a7 -mfloat-abi=hard -mfpu=auto
-fdiagnostics-plain-output -O -fdump-tree-backprop-details -S -o backprop-6.s
pid is 1890249 -1890249
pid is -1
output is status 0
PASS: gcc.dg/tree-ssa/backprop-6.c (test for excess errors)
gcc.dg/tree-ssa/backprop-6.c: pattern found 6 times
FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop
"Deleting[^\\n]* = -" 4
gcc.dg/tree-ssa/backprop-6.c: pattern found 0 times
FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop
"Deleting[^\\n]* = \\.COPYSIGN" 2
gcc.dg/tree-ssa/backprop-6.c: pattern found 3 times
FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop
"Deleting[^\\n]* = ABS_EXPR <" 1
Cortex-M3/4/7/33/55/85 and Cortex-A7, all with -mfloat-abi=soft:
Testing tree-ssa/backprop-6.c
doing compile
Executing on host: /build/r16-8253-geb50d28a9353e9/bin/arm-none-eabi-gcc
/build/gcc_src/gcc/testsuite/gcc.dg/tree-ssa/backprop-6.c -mthumb
-march=armv7-m -mtune=cortex-m3 -mfloat-abi=soft -mfpu=auto
-fdiagnostics-plain-output -O -fdump-tree-backprop-details -S -o
backprop-6.s (timeout = 800)
spawn -ignore SIGHUP /build/r16-8253-geb50d28a9353e9/bin/arm-none-eabi-gcc
/build/gcc_src/gcc/testsuite/gcc.dg/tree-ssa/backprop-6.c -mthumb
-march=armv7-m -mtune=cortex-m3 -mfloat-abi=soft -mfpu=auto
-fdiagnostics-plain-output -O -fdump-tree-backprop-details -S -o backprop-6.s
pid is 2974978 -2974978
pid is -1
output is status 0
PASS: gcc.dg/tree-ssa/backprop-6.c (test for excess errors)
gcc.dg/tree-ssa/backprop-6.c: pattern found 3 times
FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop
"Deleting[^\\n]* = -" 6
gcc.dg/tree-ssa/backprop-6.c: pattern found 0 times
FAIL: gcc.dg/tree-ssa/backprop-6.c scan-tree-dump-times backprop
"Deleting[^\\n]* = ABS_EXPR <" 3
The same test passes on x86_64-pc-linux-gnu.
