[Lldb-commits] [PATCH] D58664: [Utility] Fix ArchSpec.MergeFrom to correctly merge environments

[Alex Langford via Phabricator via lldb-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rLLDB354938: [Utility] Fix ArchSpec.MergeFrom to correctly merge environments (authored by xiaobai, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D58664?vs=188474&id=188479#toc

Repository:
  rLLDB LLDB

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58664/new/

https://reviews.llvm.org/D58664

Files:
  source/Utility/ArchSpec.cpp
  unittests/Utility/ArchSpecTest.cpp


Index: unittests/Utility/ArchSpecTest.cpp
===================================================================
--- unittests/Utility/ArchSpecTest.cpp
+++ unittests/Utility/ArchSpecTest.cpp
@@ -134,22 +134,46 @@
 }
 
 TEST(ArchSpecTest, MergeFrom) {
-  ArchSpec A;
-  ArchSpec B("x86_64-pc-linux");
-
-  EXPECT_FALSE(A.IsValid());
-  ASSERT_TRUE(B.IsValid());
-  EXPECT_EQ(llvm::Triple::ArchType::x86_64, B.GetTriple().getArch());
-  EXPECT_EQ(llvm::Triple::VendorType::PC, B.GetTriple().getVendor());
-  EXPECT_EQ(llvm::Triple::OSType::Linux, B.GetTriple().getOS());
-  EXPECT_EQ(ArchSpec::eCore_x86_64_x86_64, B.GetCore());
+  {
+    ArchSpec A;
+    ArchSpec B("x86_64-pc-linux");
 
-  A.MergeFrom(B);
-  ASSERT_TRUE(A.IsValid());
-  EXPECT_EQ(llvm::Triple::ArchType::x86_64, A.GetTriple().getArch());
-  EXPECT_EQ(llvm::Triple::VendorType::PC, A.GetTriple().getVendor());
-  EXPECT_EQ(llvm::Triple::OSType::Linux, A.GetTriple().getOS());
-  EXPECT_EQ(ArchSpec::eCore_x86_64_x86_64, A.GetCore());
+    EXPECT_FALSE(A.IsValid());
+    ASSERT_TRUE(B.IsValid());
+    EXPECT_EQ(llvm::Triple::ArchType::x86_64, B.GetTriple().getArch());
+    EXPECT_EQ(llvm::Triple::VendorType::PC, B.GetTriple().getVendor());
+    EXPECT_EQ(llvm::Triple::OSType::Linux, B.GetTriple().getOS());
+    EXPECT_EQ(ArchSpec::eCore_x86_64_x86_64, B.GetCore());
+
+    A.MergeFrom(B);
+    ASSERT_TRUE(A.IsValid());
+    EXPECT_EQ(llvm::Triple::ArchType::x86_64, A.GetTriple().getArch());
+    EXPECT_EQ(llvm::Triple::VendorType::PC, A.GetTriple().getVendor());
+    EXPECT_EQ(llvm::Triple::OSType::Linux, A.GetTriple().getOS());
+    EXPECT_EQ(ArchSpec::eCore_x86_64_x86_64, A.GetCore());
+  }
+  {
+    ArchSpec A("aarch64");
+    ArchSpec B("aarch64--linux-android");
+
+    EXPECT_TRUE(A.IsValid());
+    EXPECT_TRUE(B.IsValid());
+
+    EXPECT_EQ(llvm::Triple::ArchType::aarch64, B.GetTriple().getArch());
+    EXPECT_EQ(llvm::Triple::VendorType::UnknownVendor,
+              B.GetTriple().getVendor());
+    EXPECT_EQ(llvm::Triple::OSType::Linux, B.GetTriple().getOS());
+    EXPECT_EQ(llvm::Triple::EnvironmentType::Android,
+              B.GetTriple().getEnvironment());
+
+    A.MergeFrom(B);
+    EXPECT_EQ(llvm::Triple::ArchType::aarch64, A.GetTriple().getArch());
+    EXPECT_EQ(llvm::Triple::VendorType::UnknownVendor,
+              A.GetTriple().getVendor());
+    EXPECT_EQ(llvm::Triple::OSType::Linux, A.GetTriple().getOS());
+    EXPECT_EQ(llvm::Triple::EnvironmentType::Android,
+              A.GetTriple().getEnvironment());
+  }
 }
 
 TEST(ArchSpecTest, MergeFromMachOUnknown) {
Index: source/Utility/ArchSpec.cpp
===================================================================
--- source/Utility/ArchSpec.cpp
+++ source/Utility/ArchSpec.cpp
@@ -903,9 +903,8 @@
       UpdateCore();
   }
   if (!TripleEnvironmentWasSpecified() &&
-      other.TripleEnvironmentWasSpecified() && !TripleVendorWasSpecified()) {
-    if (other.TripleVendorWasSpecified())
-      GetTriple().setEnvironment(other.GetTriple().getEnvironment());
+      other.TripleEnvironmentWasSpecified()) {
+    GetTriple().setEnvironment(other.GetTriple().getEnvironment());
   }
   // If this and other are both arm ArchSpecs and this ArchSpec is a generic
   // "some kind of arm" spec but the other ArchSpec is a specific arm core,


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