Export of internal Abseil changes.

--
cae9f0c87632d690ec3f471e181be247fe4fb025 by Abseil Team <absl-team@google.com>:

Run IWYU on some headers.

PiperOrigin-RevId: 248749194

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f57dcac97cacbe31769a8646020a99b6686987dc by Samuel Benzaquen <sbenza@google.com>:

Accept vector<bool>::reference in StrFormat and friends.

The proxy types might overload `operator&`. Use std::addressof instead.

PiperOrigin-RevId: 248619661
GitOrigin-RevId: cae9f0c87632d690ec3f471e181be247fe4fb025
Change-Id: Iacf5d46a59d1d5f1fa1fd4a1e0d0de8c6cbedb3e

2 files changed, 13 insertions, 1 deletions

diff --git a/absl/strings/internal/str_format/arg.h b/absl/strings/internal/str_format/arg.h
index 4d48af066aee..5cb3a14d6833 100644
--- a/absl/strings/internal/str_format/arg.h
+++ b/absl/strings/internal/str_format/arg.h
@@ -7,6 +7,7 @@
 #include <cstdio>
 #include <iomanip>
 #include <limits>
+#include <memory>
 #include <sstream>
 #include <string>
 #include <type_traits>
@@ -292,7 +293,7 @@ class FormatArgImpl {
   struct Manager<T, ByPointer> {
     static Data SetValue(const T& value) {
       Data data;
-      data.ptr = &value;
+      data.ptr = std::addressof(value);
       return data;
     }
 
diff --git a/absl/strings/internal/str_format/convert_test.cc b/absl/strings/internal/str_format/convert_test.cc
index 3b4d4b0c154d..814ccf4c65e6 100644
--- a/absl/strings/internal/str_format/convert_test.cc
+++ b/absl/strings/internal/str_format/convert_test.cc
@@ -367,6 +367,17 @@ typedef ::testing::Types<
 INSTANTIATE_TYPED_TEST_CASE_P(TypedFormatConvertTestWithAllIntTypes,
                               TypedFormatConvertTest, AllIntTypes);
 
+TEST_F(FormatConvertTest, VectorBool) {
+  // Make sure vector<bool>'s values behave as bools.
+  std::vector<bool> v = {true, false};
+  const std::vector<bool> cv = {true, false};
+  EXPECT_EQ("1,0,1,0",
+            FormatPack(UntypedFormatSpecImpl("%d,%d,%d,%d"),
+                       absl::Span<const FormatArgImpl>(
+                           {FormatArgImpl(v[0]), FormatArgImpl(v[1]),
+                            FormatArgImpl(cv[0]), FormatArgImpl(cv[1])})));
+}
+
 TEST_F(FormatConvertTest, Uint128) {
   absl::uint128 v = static_cast<absl::uint128>(0x1234567890abcdef) * 1979;
   absl::uint128 max = absl::Uint128Max();