From e2b1bab19a782cb62bb010d1c2925ab7314fb113 Mon Sep 17 00:00:00 2001
diff --git a/absl/base/internal/strerror.cc b/absl/base/internal/strerror.cc
index d66ba120..0d6226fd 100644
--- a/absl/base/internal/strerror.cc
+++ b/absl/base/internal/strerror.cc
@@ -51,7 +51,6 @@ const char* StrErrorAdaptor(int errnum, char* buf, size_t buflen) {
 }
 
 std::string StrErrorInternal(int errnum) {
-  absl::base_internal::ErrnoSaver errno_saver;
   char buf[100];
   const char* str = StrErrorAdaptor(errnum, buf, sizeof buf);
   if (*str == '\0') {
@@ -76,6 +75,7 @@ std::array<std::string, kSysNerr>* NewStrErrorTable() {
 }  // namespace
 
 std::string StrError(int errnum) {
+  absl::base_internal::ErrnoSaver errno_saver;
   static const auto* table = NewStrErrorTable();
   if (errnum >= 0 && errnum < static_cast<int>(table->size())) {
     return (*table)[errnum];
diff --git a/absl/base/internal/strerror_test.cc b/absl/base/internal/strerror_test.cc
index a53da97f..e32d5b5c 100644
--- a/absl/base/internal/strerror_test.cc
+++ b/absl/base/internal/strerror_test.cc
@@ -62,12 +62,14 @@ TEST(StrErrorTest, MultipleThreads) {
       ++counter;
       errno = ERANGE;
       const std::string value = absl::base_internal::StrError(i);
+      // EXPECT_* could change errno. Stash it first.
+      int check_err = errno;
+      EXPECT_THAT(check_err, Eq(ERANGE));
       // Only the GNU implementation is guaranteed to provide the
       // string "Unknown error nnn". POSIX doesn't say anything.
       if (!absl::StartsWith(value, "Unknown error ")) {
-        EXPECT_THAT(absl::base_internal::StrError(i), Eq(expected_strings[i]));
+        EXPECT_THAT(value, Eq(expected_strings[i]));
       }
-      EXPECT_THAT(errno, Eq(ERANGE));
     }
   };
 
uthor'>author</option>
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<div class='path'>path: <a href='/guix/log/?id=f5f642058a3b6bf3eda5eb714ad5fa1f0a2b1b20'>root</a>/<a href='/guix/log/gnu?id=f5f642058a3b6bf3eda5eb714ad5fa1f0a2b1b20'>gnu</a>/<a href='/guix/log/gnu/packages?id=f5f642058a3b6bf3eda5eb714ad5fa1f0a2b1b20'>packages</a>/<a href='/guix/log/gnu/packages/agda.scm?id=f5f642058a3b6bf3eda5eb714ad5fa1f0a2b1b20'>agda.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/agda.scm?id=f5f642058a3b6bf3eda5eb714ad5fa1f0a2b1b20&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-08-19 23:58:47 -0400'>2020-08-19</span></td><td><a href='/guix/commit/gnu/packages/agda.scm?id=8d06906017901822c9186a6885f85bcd8cd97467'>gnu: agda: Adjust for using shared libraries.</a><span class='msg-avail'>...<span class='msg-tooltip'>See also 9e5496e0ae0ee8f638ca93949ecca314fdb9251e.

* gnu/packages/agda.scm (agda)[arguments]: Add a phase that sets
'LD_LIBRARY_PATH'; update the 'configure' phase to match the current
Haskell build system code.
</span></span></td><td>Timothy Sample</td></tr>
<tr><td><span title='2020-03-16 16:32:43 +0100'>2020-03-16</span></td><td><a href='/guix/commit/gnu/packages/agda.scm?id=0d2753ccc138877aea367512c8e6e3babb0ed474'>gnu: agda: Use HTTPS home page.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/agda.scm (agda)[home-page]: Use HTTPS.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>