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[gcn] Don't default to building target-libstdc++-v3 [PR92713]

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... which hasn't been ported/fails to build when using newlib (with GCC commit
b73f69020f sources, and newlib commit
6d79e0a58866548f435527798fbd4a6849d05bc7, tag: newlib-3.3.0 sources):

    In file included from [...]/build-gcc-offload-amdgcn-amdhsa/amdgcn-amdhsa/libstdc++-v3/include/csetjmp:42,
                     from [...]/source-gcc/libstdc++-v3/include/precompiled/stdc++.h:42:
    [...]/source-gcc/newlib/libc/include/setjmp.h:15:6: error: variable or field 'longjmp' declared void
       15 | void longjmp (jmp_buf __jmpb, int __retval)
          |      ^~~~~~~
    [...]
    Makefile:1824: recipe for target 'amdgcn-amdhsa/bits/stdc++.h.gch/O2ggnu++0x.gch' failed
    make[3]: *** [amdgcn-amdhsa/bits/stdc++.h.gch/O2ggnu++0x.gch] Error 1

	PR target/92713
	* configure.ac ["${ENABLE_LIBSTDCXX}" = "default" && amdgcn*-*-*]
	(noconfigdirs): Add 'target-libstdc++-v3'.
	* configure: Regenerate.
This commit is contained in:
Thomas Schwinge 2020-03-21 11:46:02 +01:00
parent 4912a04f8b
commit afa3d80e86
3 changed files with 15 additions and 0 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2020-04-29 Thomas Schwinge <thomas@codesourcery.com>
PR target/92713
* configure.ac ["${ENABLE_LIBSTDCXX}" = "default" && amdgcn*-*-*]
(noconfigdirs): Add 'target-libstdc++-v3'.
* configure: Regenerate.
2020-04-21 Stephen Casner <casner@acm.org>
PR 25830

4
configure vendored
View File

@ -3387,6 +3387,10 @@ if test "${ENABLE_LIBSTDCXX}" = "default" ; then
# VxWorks uses the Dinkumware C++ library.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
amdgcn*-*-*)
# Not ported/fails to build when using newlib.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
arm*-wince-pe*)
# the C++ libraries don't build on top of CE's C libraries
noconfigdirs="$noconfigdirs target-libstdc++-v3"

4
configure.ac
View File

@ -668,6 +668,10 @@ if test "${ENABLE_LIBSTDCXX}" = "default" ; then
# VxWorks uses the Dinkumware C++ library.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
amdgcn*-*-*)
# Not ported/fails to build when using newlib.
noconfigdirs="$noconfigdirs target-libstdc++-v3"
;;
arm*-wince-pe*)
# the C++ libraries don't build on top of CE's C libraries
noconfigdirs="$noconfigdirs target-libstdc++-v3"