forked from OSchip/llvm-project
107 lines
5.4 KiB
C
107 lines
5.4 KiB
C
// -flto causes a switch to llvm-bc object files.
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// RUN: %clang -ccc-print-phases -c %s -flto 2> %t
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// RUN: FileCheck -check-prefix=CHECK-COMPILE-ACTIONS < %t %s
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//
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// CHECK-COMPILE-ACTIONS: 2: compiler, {1}, ir
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// CHECK-COMPILE-ACTIONS: 3: backend, {2}, lto-bc
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// RUN: %clang -ccc-print-phases %s -flto 2> %t
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// RUN: FileCheck -check-prefix=CHECK-COMPILELINK-ACTIONS < %t %s
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//
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// CHECK-COMPILELINK-ACTIONS: 0: input, "{{.*}}lto.c", c
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// CHECK-COMPILELINK-ACTIONS: 1: preprocessor, {0}, cpp-output
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// CHECK-COMPILELINK-ACTIONS: 2: compiler, {1}, ir
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// CHECK-COMPILELINK-ACTIONS: 3: backend, {2}, lto-bc
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// CHECK-COMPILELINK-ACTIONS: 4: linker, {3}, image
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// llvm-bc and llvm-ll outputs need to match regular suffixes
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// (unfortunately).
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// RUN: %clang %s -flto -save-temps -### 2> %t
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// RUN: FileCheck -check-prefix=CHECK-COMPILELINK-SUFFIXES < %t %s
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//
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// CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.i" "-x" "c" "{{.*}}lto.c"
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// CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.bc" {{.*}}"{{.*}}lto.i"
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// CHECK-COMPILELINK-SUFFIXES: "-o" "{{.*}}lto.o" {{.*}}"{{.*}}lto.bc"
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// CHECK-COMPILELINK-SUFFIXES: "{{.*}}a.{{(out|exe)}}" {{.*}}"{{.*}}lto.o"
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// RUN: %clang %s -flto -S -### 2> %t
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// RUN: FileCheck -check-prefix=CHECK-COMPILE-SUFFIXES < %t %s
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//
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// CHECK-COMPILE-SUFFIXES: "-o" "{{.*}}lto.s" "-x" "c" "{{.*}}lto.c"
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// RUN: not %clang %s -emit-llvm 2>&1 | FileCheck --check-prefix=LLVM-LINK %s
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// LLVM-LINK: -emit-llvm cannot be used when linking
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/// With ld.bfd or gold, link against LLVMgold.
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=bfd -flto=thin -### 2>&1 | FileCheck --check-prefix=LLVMGOLD %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=gold -flto=full -### 2>&1 | FileCheck --check-prefix=LLVMGOLD %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=gold -fno-lto -flto -### 2>&1 | FileCheck --check-prefix=LLVMGOLD %s
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// LLVMGOLD: "-plugin" "{{.*}}{{[/\\]}}LLVMgold.{{dll|dylib|so}}"
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/// lld does not need LLVMgold.
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -### 2>&1 | FileCheck --check-prefix=NO-LLVMGOLD %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=gold -flto -fno-lto -### 2>&1 | FileCheck --check-prefix=NO-LLVMGOLD %s
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// NO-LLVMGOLD-NOT: "-plugin" "{{.*}}{{[/\\]}}LLVMgold.{{dll|dylib|so}}"
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -O -### 2>&1 | FileCheck --check-prefix=O1 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -O1 -### 2>&1 | FileCheck --check-prefix=O1 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -Og -### 2>&1 | FileCheck --check-prefix=O1 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -O2 -### 2>&1 | FileCheck --check-prefix=O2 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -Os -### 2>&1 | FileCheck --check-prefix=O2 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -Oz -### 2>&1 | FileCheck --check-prefix=O2 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -O3 -### 2>&1 | FileCheck --check-prefix=O3 %s
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// RUN: %clang -target x86_64-unknown-linux-gnu --sysroot %S/Inputs/basic_cross_linux_tree %s \
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// RUN: -fuse-ld=lld -flto -Ofast -### 2>&1 | FileCheck --check-prefix=O3 %s
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// O1: -plugin-opt=O1
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// O2: -plugin-opt=O2
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// O3: -plugin-opt=O3
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// -flto passes along an explicit debugger tuning argument.
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto -glldb 2> %t
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// RUN: FileCheck -check-prefix=CHECK-TUNING-LLDB < %t %s
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto -g 2> %t
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// RUN: FileCheck -check-prefix=CHECK-NO-TUNING < %t %s
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//
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// CHECK-TUNING-LLDB: "-plugin-opt=-debugger-tune=lldb"
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// CHECK-NO-TUNING-NOT: "-plugin-opt=-debugger-tune
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//
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// -flto=auto and -flto=jobserver pass along -flto=full
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto=auto 2>&1 | FileCheck --check-prefix=FLTO-AUTO %s
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto=jobserver 2>&1 | FileCheck --check-prefix=FLTO-JOBSERVER %s
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//
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// FLTO-AUTO: -flto=full
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// FLTO-JOBSERVER: -flto=full
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//
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// Pass the last -flto argument.
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto=thin -flto 2>&1 | \
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// RUN: FileCheck --check-prefix=FLTO-FULL %s
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto=thin -flto=full \
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// RUN: 2>&1 | FileCheck --check-prefix=FLTO-FULL %s
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto=full -flto=thin \
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// RUN: 2>&1 | FileCheck --check-prefix=FLTO-THIN %s
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// RUN: %clang -target x86_64-unknown-linux -### %s -flto -flto=thin 2>&1 | \
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// RUN: FileCheck --check-prefix=FLTO-THIN %s
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//
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// FLTO-FULL-NOT: -flto=thin
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// FLTO-FULL: -flto=full
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// FLTO-FULL-NOT: -flto=thin
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//
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// FLTO-THIN-NOT: -flto=full
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// FLTO-THIN-NOT: "-flto"
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// FLTO-THIN: -flto=thin
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// FLTO-THIN-NOT: "-flto"
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// FLTO-THIN-NOT: -flto=full
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