[PATCH] D53118: [Driver] Fix --hash-style choice for Android.

[Dan Albert via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL344293: [Driver] Fix --hash-style choice for Android. (authored by danalbert, committed by ).
Herald added a subscriber: llvm-commits.

Repository:
  rL LLVM

https://reviews.llvm.org/D53118

Files:
  cfe/trunk/lib/Driver/ToolChains/Linux.cpp
  cfe/trunk/test/Driver/linux-ld.c


Index: cfe/trunk/test/Driver/linux-ld.c
===================================================================
--- cfe/trunk/test/Driver/linux-ld.c
+++ cfe/trunk/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 \
Index: cfe/trunk/lib/Driver/ToolChains/Linux.cpp
===================================================================
--- cfe/trunk/lib/Driver/ToolChains/Linux.cpp
+++ cfe/trunk/lib/Driver/ToolChains/Linux.cpp
@@ -264,15 +264,18 @@
   // 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");
   }
 


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