https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119931
Bug ID: 119931
Summary: [16 regression] gcc.dg/vla-1.c FAILs
Product: gcc
Version: 16.0
Status: UNCONFIRMED
Keywords: testsuite-fail
Severity: normal
Priority: P3
Component: debug
Assignee: unassigned at gcc dot gnu.org
Reporter: sjames at gcc dot gnu.org
Target Milestone: ---
```
$ diff -u <(gcc-15 -g -O3 -fdump-tree-optimized -fvar-tracking-assignments
-fno-selective-scheduling -fno-selective-scheduling2 -fno-ipa-vrp
gcc.dg/vla-1.c -fdump-tree-optimized=-) <(gcc -g -O3 -fdump-tree-optimized
-fvar-tracking-assignments -fno-selective-scheduling -fno-selective-scheduling2
-fno-ipa-vrp gcc.dg/vla-1.c -fdump-tree-optimized=-)
--- /dev/fd/63 2025-04-25 02:54:42.225615112 +0100
+++ /dev/fd/62 2025-04-25 02:54:42.229615158 +0100
@@ -5,16 +5,14 @@
int f1.constprop ()
{
<bb 2> [local count: 1073741824]:
- # DEBUG D#9 s=> i
- # DEBUG i => D#9
- # DEBUG D#7 s=> i
+ # DEBUG i => 5
# DEBUG BEGIN_STMT
- # DEBUG D#6 => D#7 + 1
+ # DEBUG D#6 => 5 + 1
# DEBUG D#2 => (long int) D#6
# DEBUG D#1 => D#2 + -1
# DEBUG D.2871 => (sizetype) D#1
# DEBUG BEGIN_STMT
- # DEBUG D#5 => D#7 + 2
+ # DEBUG D#5 => 5 + 2
# DEBUG D#4 => (long int) D#5
# DEBUG D#3 => D#4 + -1
# DEBUG D.2878 => (sizetype) D#3
@@ -64,7 +62,7 @@
# DEBUG BEGIN_STMT
# DEBUG x => 5
# DEBUG BEGIN_STMT
- # DEBUG D#8 => 5
+ # DEBUG D#7 => 5
_1 = f1.constprop ();
j ={v} _1;
# DEBUG BEGIN_STMT
```
Seen at
https://inbox.sourceware.org/gcc-regression/20250423211043.96aa014a4...@shgcc06.sh.intel.com/T/#u
too.
