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[Bug c/87965] New: [9 regression] Test cases c-c++-common/pr60226.c and gcc.dg/pr39323-1.c fail starting with r265977


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87965

            Bug ID: 87965
           Summary: [9 regression] Test cases c-c++-common/pr60226.c and
                    gcc.dg/pr39323-1.c fail starting with r265977
           Product: gcc
           Version: 9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: seurer at gcc dot gnu.org
  Target Milestone: ---

> FAIL: c-c++-common/pr60226.c  -Wc++-compat   (test for errors, line 14)
> FAIL: c-c++-common/pr60226.c  -Wc++-compat   (test for errors, line 8)
> FAIL: c-c++-common/pr60226.c  -Wc++-compat  (test for excess errors)
> FAIL: c-c++-common/pr60226.c  -std=gnu++14  (test for errors, line 14)
> FAIL: c-c++-common/pr60226.c  -std=gnu++14  (test for errors, line 8)
> FAIL: c-c++-common/pr60226.c  -std=gnu++14 (test for excess errors)
> FAIL: c-c++-common/pr60226.c  -std=gnu++17  (test for errors, line 14)
> FAIL: c-c++-common/pr60226.c  -std=gnu++17  (test for errors, line 8)
> FAIL: c-c++-common/pr60226.c  -std=gnu++17 (test for excess errors)
> FAIL: c-c++-common/pr60226.c  -std=gnu++98  (test for errors, line 14)
> FAIL: c-c++-common/pr60226.c  -std=gnu++98  (test for errors, line 8)
> FAIL: c-c++-common/pr60226.c  -std=gnu++98 (test for excess errors)
> FAIL: gcc.dg/pr39323-1.c  (test for errors, line 4)
> FAIL: gcc.dg/pr39323-1.c  (test for errors, line 5)
> FAIL: gcc.dg/pr39323-1.c (test for excess errors)


They look like alignment errors.

spawn -ignore SIGHUP /home/seurer/gcc/build/gcc-trunk/gcc/xgcc
-B/home/seurer/gcc/build/gcc-trunk/gcc/
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -Wc++-compat -Wno-c++-compat -S -o pr60226.s
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c:7:1: error:
alignment of array elements is greater than element size
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c:8:1: error:
requested alignment '536870912' exceeds maximum 2147483648
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c: In function
'f':
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c:14:10: error:
requested alignment '536870912' exceeds maximum 2147483648
compiler exited with status 1
PASS: c-c++-common/pr60226.c  -Wc++-compat   (test for errors, line 7)
FAIL: c-c++-common/pr60226.c  -Wc++-compat   (test for errors, line 8)
FAIL: c-c++-common/pr60226.c  -Wc++-compat   (test for errors, line 14)
FAIL: c-c++-common/pr60226.c  -Wc++-compat  (test for excess errors)
Excess errors:
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c:8:1: error:
requested alignment '536870912' exceeds maximum 2147483648
/home/seurer/gcc/gcc-trunk/gcc/testsuite/c-c++-common/pr60226.c:14:10: error:
requested alignment '536870912' exceeds maximum 2147483648

spawn -ignore SIGHUP /home/seurer/gcc/build/gcc-trunk/gcc/xgcc
-B/home/seurer/gcc/build/gcc-trunk/gcc/
/home/seurer/gcc/gcc-trunk/gcc/testsuite/gcc.dg/pr39323-1.c
-fno-diagnostics-show-caret -fno-diagnostics-show-line-numbers
-fdiagnostics-color=never -ansi -pedantic-errors -S -o pr39323-1.s
/home/seurer/gcc/gcc-trunk/gcc/testsuite/gcc.dg/pr39323-1.c:4:1: error:
requested alignment '536870912' exceeds object file maximum 268435456
/home/seurer/gcc/gcc-trunk/gcc/testsuite/gcc.dg/pr39323-1.c:5:1: error:
requested alignment '536870912' exceeds maximum 2147483648
compiler exited with status 1
FAIL: gcc.dg/pr39323-1.c  (test for errors, line 4)
FAIL: gcc.dg/pr39323-1.c  (test for errors, line 5)
FAIL: gcc.dg/pr39323-1.c (test for excess errors)
Excess errors:
/home/seurer/gcc/gcc-trunk/gcc/testsuite/gcc.dg/pr39323-1.c:4:1: error:
requested alignment '536870912' exceeds object file maximum 268435456
/home/seurer/gcc/gcc-trunk/gcc/testsuite/gcc.dg/pr39323-1.c:5:1: error:
requested alignment '536870912' exceeds maximum 2147483648

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