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-rw-r--r--clang/lib/Driver/ToolChains/Linux.cpp13
-rw-r--r--clang/test/Driver/linux-ld.c14
2 files changed, 22 insertions, 5 deletions
diff --git a/clang/lib/Driver/ToolChains/Linux.cpp b/clang/lib/Driver/ToolChains/Linux.cpp
index 0db75f71f3e..fc511013cd0 100644
--- a/clang/lib/Driver/ToolChains/Linux.cpp
+++ b/clang/lib/Driver/ToolChains/Linux.cpp
@@ -264,15 +264,18 @@ Linux::Linux(const Driver &D, const llvm::Triple &Triple, const ArgList &Args)
// and the MIPS ABI require .dynsym to be sorted in different ways.
// .gnu.hash needs symbols to be grouped by hash code whereas the MIPS
// ABI requires a mapping between the GOT and the symbol table.
- // Android loader does not support .gnu.hash.
+ // Android loader does not support .gnu.hash until API 23.
// Hexagon linker/loader does not support .gnu.hash
- if (!IsMips && !IsAndroid && !IsHexagon) {
+ if (!IsMips && !IsHexagon) {
if (Distro.IsRedhat() || Distro.IsOpenSUSE() || Distro.IsAlpineLinux() ||
- (Distro.IsUbuntu() && Distro >= Distro::UbuntuMaverick))
+ (Distro.IsUbuntu() && Distro >= Distro::UbuntuMaverick) ||
+ (IsAndroid && !Triple.isAndroidVersionLT(23)))
ExtraOpts.push_back("--hash-style=gnu");
- if (Distro.IsDebian() || Distro.IsOpenSUSE() || Distro == Distro::UbuntuLucid ||
- Distro == Distro::UbuntuJaunty || Distro == Distro::UbuntuKarmic)
+ if (Distro.IsDebian() || Distro.IsOpenSUSE() ||
+ Distro == Distro::UbuntuLucid || Distro == Distro::UbuntuJaunty ||
+ Distro == Distro::UbuntuKarmic ||
+ (IsAndroid && Triple.isAndroidVersionLT(23)))
ExtraOpts.push_back("--hash-style=both");
}
diff --git a/clang/test/Driver/linux-ld.c b/clang/test/Driver/linux-ld.c
index 030753cb2b1..cb530216fe6 100644
--- a/clang/test/Driver/linux-ld.c
+++ b/clang/test/Driver/linux-ld.c
@@ -975,6 +975,20 @@
// CHECK-MIPS64EL-REDHAT: "-dynamic-linker" "{{.*}}/lib{{(64)?}}/ld.so.1"
// CHECK-MIPS64EL-REDHAT-NOT: "-dynamic-linker" "{{.*}}/lib{{(64)?}}/ld-musl-mipsel.so.1"
// CHECK-MIPS64EL-REDHAT-NOT: "--hash-style={{gnu|both}}"
+
+// Check that we pass --hash-style=both for pre-M Android versions and
+// --hash-style=gnu for newer Android versions.
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=armv7-linux-android21 \
+// RUN: | FileCheck --check-prefix=CHECK-ANDROID-HASH-STYLE-L %s
+// CHECK-ANDROID-HASH-STYLE-L: "{{.*}}ld{{(.exe)?}}"
+// CHECK-ANDROID-HASH-STYLE-L: "--hash-style=both"
+//
+// RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN: --target=armv7-linux-android23 \
+// RUN: | FileCheck --check-prefix=CHECK-ANDROID-HASH-STYLE-M %s
+// CHECK-ANDROID-HASH-STYLE-M: "{{.*}}ld{{(.exe)?}}"
+// CHECK-ANDROID-HASH-STYLE-M: "--hash-style=gnu"
//
// RUN: %clang %s -### -o %t.o 2>&1 \
// RUN: --target=sparc-unknown-linux-gnu \
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