On Fri, Jan 27, 2017 at 04:24:58AM -0200, Alexandre Oliva wrote: > Output DWARFv5+ DW_AT_alignment for non-default alignment of > variables, fields and types.
The new tests all fail on targets that default to -gstrict-dwarf because they have buggy or prehistoric linkers/debug info consumers like Darwin. Fixed thusly, tested on x86_64-linux vanilla and with common.opt hack to turn -gstrict-dwarf and -fno-merge-debug-strings by default, committed to trunk as obvious: 2017-02-01 Jakub Jelinek <ja...@redhat.com> PR testsuite/79324 * gcc.dg/debug/dwarf2/align-1.c: Add -gno-strict-dwarf to dg-options. * gcc.dg/debug/dwarf2/align-2.c: Likewise. * gcc.dg/debug/dwarf2/align-3.c: Likewise. * gcc.dg/debug/dwarf2/align-4.c: Likewise. * gcc.dg/debug/dwarf2/align-5.c: Likewise. * gcc.dg/debug/dwarf2/align-6.c: Likewise. * gcc.dg/debug/dwarf2/align-as-1.c: Likewise. * g++.dg/debug/dwarf2/align-1.C: Likewise. * g++.dg/debug/dwarf2/align-2.C: Likewise. * g++.dg/debug/dwarf2/align-3.C: Likewise. * g++.dg/debug/dwarf2/align-4.C: Likewise. * g++.dg/debug/dwarf2/align-5.C: Likewise. * g++.dg/debug/dwarf2/align-6.C: Likewise. --- gcc/testsuite/gcc.dg/debug/dwarf2/align-1.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-1.c 2017-02-01 16:39:24.852112430 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } int __attribute__((__aligned__(64))) i; --- gcc/testsuite/gcc.dg/debug/dwarf2/align-2.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-2.c 2017-02-01 16:39:34.260991165 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } typedef int __attribute__((__aligned__(64))) i_t; --- gcc/testsuite/gcc.dg/debug/dwarf2/align-3.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-3.c 2017-02-01 16:39:37.841945013 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } typedef int int_t; --- gcc/testsuite/gcc.dg/debug/dwarf2/align-4.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-4.c 2017-02-01 16:39:41.889892842 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 2 { xfail { powerpc-ibm-aix* } } } } struct tt { --- gcc/testsuite/gcc.dg/debug/dwarf2/align-5.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-5.c 2017-02-01 16:39:46.117838350 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } struct tt { --- gcc/testsuite/gcc.dg/debug/dwarf2/align-6.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-6.c 2017-02-01 16:39:50.884776913 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } struct tt { --- gcc/testsuite/gcc.dg/debug/dwarf2/align-as-1.c.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/gcc.dg/debug/dwarf2/align-as-1.c 2017-02-01 16:39:55.554716725 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } int _Alignas(64) i; --- gcc/testsuite/g++.dg/debug/dwarf2/align-1.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-1.C 2017-02-01 16:40:58.421906472 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } int __attribute__((__aligned__(64))) i; --- gcc/testsuite/g++.dg/debug/dwarf2/align-2.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-2.C 2017-02-01 16:41:01.340868851 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } typedef int __attribute__((__aligned__(64))) i_t; --- gcc/testsuite/g++.dg/debug/dwarf2/align-3.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-3.C 2017-02-01 16:41:04.379829684 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } typedef int int_t; --- gcc/testsuite/g++.dg/debug/dwarf2/align-4.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-4.C 2017-02-01 16:41:07.323791741 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 2 { xfail { powerpc-ibm-aix* } } } } struct tt { --- gcc/testsuite/g++.dg/debug/dwarf2/align-5.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-5.C 2017-02-01 16:41:10.945745060 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } struct tt { --- gcc/testsuite/g++.dg/debug/dwarf2/align-6.C.jj 2017-01-31 09:26:00.000000000 +0100 +++ gcc/testsuite/g++.dg/debug/dwarf2/align-6.C 2017-02-01 16:41:14.330701434 +0100 @@ -1,5 +1,5 @@ // { dg-do compile } -// { dg-options "-O -g -dA" } +// { dg-options "-O -g -dA -gno-strict-dwarf" } // { dg-final { scan-assembler-times " DW_AT_alignment" 1 { xfail { powerpc-ibm-aix* } } } } struct tt { Jakub