diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp index 7109faa1072de5..93cddf742d521d 100644 --- a/clang/lib/Driver/Driver.cpp +++ b/clang/lib/Driver/Driver.cpp @@ -4764,9 +4764,9 @@ Action *Driver::ConstructPhaseAction( case phases::Backend: { if (isUsingLTO() && TargetDeviceOffloadKind == Action::OFK_None) { types::ID Output; - if (Args.hasArg(options::OPT_ffat_lto_objects)) - Output = Args.hasArg(options::OPT_emit_llvm) ? types::TY_LTO_IR - : types::TY_PP_Asm; + if (Args.hasArg(options::OPT_ffat_lto_objects) && + !Args.hasArg(options::OPT_emit_llvm)) + Output = types::TY_PP_Asm; else if (Args.hasArg(options::OPT_S)) Output = types::TY_LTO_IR; else diff --git a/clang/test/Driver/fat-lto-objects.c b/clang/test/Driver/fat-lto-objects.c index 97002db6edc51e..d9a5ba88ea6d6f 100644 --- a/clang/test/Driver/fat-lto-objects.c +++ b/clang/test/Driver/fat-lto-objects.c @@ -23,11 +23,17 @@ // CHECK-CC-S-EL-LTO-SAME: -emit-llvm // CHECK-CC-S-EL-LTO-SAME: -ffat-lto-objects -/// When fat LTO is enabled wihtout -S we expect native object output and -ffat-lto-object to be passed to cc1. +/// When fat LTO is enabled without -S we expect native object output and -ffat-lto-object to be passed to cc1. // RUN: %clang --target=x86_64-unknown-linux-gnu -flto -ffat-lto-objects -### %s -c 2>&1 | FileCheck %s -check-prefix=CHECK-CC-C-LTO // CHECK-CC-C-LTO: -cc1 -// CHECK-CC-C-LTO: -emit-obj -// CHECK-CC-C-LTO: -ffat-lto-objects +// CHECK-CC-C-LTO-SAME: -emit-obj +// CHECK-CC-C-LTO-SAME: -ffat-lto-objects + +/// When fat LTO is enabled with -c and -emit-llvm we expect bitcode output and -ffat-lto-object to be passed to cc1. +// RUN: %clang --target=x86_64-unknown-linux-gnu -flto -ffat-lto-objects -### %s -c -emit-llvm 2>&1 | FileCheck %s -check-prefix=CHECK-CC-C-EL-LTO +// CHECK-CC-C-EL-LTO: -cc1 +// CHECK-CC-C-EL-LTO-SAME: -emit-llvm-bc +// CHECK-CC-C-EL-LTO-SAME: -ffat-lto-objects /// Make sure we don't have a warning for -ffat-lto-objects being unused // RUN: %clang --target=x86_64-unknown-linux-gnu -ffat-lto-objects -fdriver-only -Werror -v %s -c 2>&1 | FileCheck %s -check-prefix=CHECK-CC-NOLTO