[Bug target/80035] New: [nvptx] non-returning function call causes ptxas sigsegv

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80035

            Bug ID: 80035
           Summary: [nvptx] non-returning function call causes ptxas
                    sigsegv
           Product: gcc
           Version: 7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: vries at gcc dot gnu.org
  Target Milestone: ---

between r245929 and r246078 I observed this regression:
...
PASS -> FAIL: default/gcc.sum:gcc.c-torture/execute/pr58640.c   -O1  execution
test
...

In more detail:
...
$ gcc src/gcc-mainline/gcc/testsuite/gcc.c-torture/execute/pr58640.c 
-fno-diagnostics-show-caret -fdiagnostics-color=never -O2 -w -DSTACK_SIZE=8192
-DNO_TRAMPOLINES -DNO_LABEL_VALUES -DSIGNAL_SUPPRESS   -mmainkernel  -lm -o
./pr58640.exe 
nvptx-as: ptxas terminated with signal 11 [Segmentation fault], core dumped
...