Export of internal Abseil changes.

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ffe43f972f956e3f9a8fb7b68993d243ba8f79fb by Abseil Team <absl-team@google.com>:

Replace usage of soon-to-be-deprecated http_archive rule with Skylark equivalent
https://github.com/abseil/abseil-cpp/pull/138

PiperOrigin-RevId: 204939972

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24021d7aec96ed013333760fba590eba5a9ddf63 by Abseil Team <absl-team@google.com>:

Remove incorrect constraint that StrSplit only works on std::strings; rather, it works on anything string-like.

PiperOrigin-RevId: 204761431

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ce61d3b0ac163caa1156817f3d1a997d9376a3f3 by Derek Mauro <dmauro@google.com>:

Support s390/s390x in examine_stack.cc (GitHub issue #135).
This is UNTESTED (no machine to test on).

PiperOrigin-RevId: 204756692

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68ecab659a95d713c4342fe9e8008c4cdf6abfc1 by Derek Mauro <dmauro@google.com>:

Update WORKSPACE.bazel Gogole Test dependency, remove the unused RE2 dependency.

PiperOrigin-RevId: 204741814

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891e185522f0934e3b48a75617be5fc859d75dbd by Derek Mauro <dmauro@google.com>:

Fix endian_test.cc on big endian platforms.
GitHub issue #135

PiperOrigin-RevId: 204738726

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9becfa12fbb525cd97e5695b94677bd3ea3f61b0 by Abseil Team <absl-team@google.com>:

Improve error messages in absl::variant by splitting up the conditions in the valid type static_assert.

This makes it slightly easier to determine what type is causing issues.

PiperOrigin-RevId: 204508430
GitOrigin-RevId: ffe43f972f956e3f9a8fb7b68993d243ba8f79fb
Change-Id: Icc5e4e8cd1a4cea98dfbed794cd992b734812e1d

1 files changed, 4 insertions, 0 deletions

diff --git a/absl/debugging/internal/examine_stack.cc b/absl/debugging/internal/examine_stack.cc
index 8434709..faf8883 100644
--- a/absl/debugging/internal/examine_stack.cc
+++ b/absl/debugging/internal/examine_stack.cc
@@ -52,6 +52,10 @@ void* GetProgramCounter(void* vuc) {
     return reinterpret_cast<void*>(context->uc_mcontext.gp_regs[32]);
 #elif defined(__powerpc__)
     return reinterpret_cast<void*>(context->uc_mcontext.regs->nip);
+#elif defined(__s390__) && !defined(__s390x__)
+    return reinterpret_cast<void*>(context->uc_mcontext.psw.addr & 0x7fffffff);
+#elif defined(__s390__) && defined(__s390x__)
+    return reinterpret_cast<void*>(context->uc_mcontext.psw.addr);
 #elif defined(__x86_64__)
     if (16 < ABSL_ARRAYSIZE(context->uc_mcontext.gregs))
       return reinterpret_cast<void*>(context->uc_mcontext.gregs[16]);