rs created this revision. rs added a reviewer: benshi001. Herald added subscribers: Jim, dylanmckay. Herald added a project: All. rs requested review of this revision. Herald added a project: clang. Herald added a subscriber: cfe-commits.
It's possible that other compilers based on llvm might produce other warnings. So I think it would be good if this warning was a bit more specific. Repository: rG LLVM Github Monorepo https://reviews.llvm.org/D122712 Files: clang/test/Driver/avr-toolchain.c Index: clang/test/Driver/avr-toolchain.c =================================================================== --- clang/test/Driver/avr-toolchain.c +++ clang/test/Driver/avr-toolchain.c @@ -39,7 +39,7 @@ // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -mmcu=atmega328 %s 2>&1 | FileCheck --check-prefix=NOWARN %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -mmcu=atmega328 -S %s 2>&1 | FileCheck --check-prefix=NOWARN %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/ -mmcu=atmega328 -S %s 2>&1 | FileCheck --check-prefix=NOWARN %s -// NOWARN-NOT: warning: +// NOWARN-NOT: warning: no target microcontroller specified on command line, cannot link standard libraries // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -S %s 2>&1 | FileCheck --check-prefixes=NOMCU,LINKA %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/ -S %s 2>&1 | FileCheck --check-prefixes=NOMCU,LINKA %s
Index: clang/test/Driver/avr-toolchain.c =================================================================== --- clang/test/Driver/avr-toolchain.c +++ clang/test/Driver/avr-toolchain.c @@ -39,7 +39,7 @@ // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -mmcu=atmega328 %s 2>&1 | FileCheck --check-prefix=NOWARN %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -mmcu=atmega328 -S %s 2>&1 | FileCheck --check-prefix=NOWARN %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/ -mmcu=atmega328 -S %s 2>&1 | FileCheck --check-prefix=NOWARN %s -// NOWARN-NOT: warning: +// NOWARN-NOT: warning: no target microcontroller specified on command line, cannot link standard libraries // RUN: %clang -### --target=avr --sysroot=%S/Inputs/basic_avr_tree -S %s 2>&1 | FileCheck --check-prefixes=NOMCU,LINKA %s // RUN: %clang -### --target=avr --sysroot=%S/Inputs/ -S %s 2>&1 | FileCheck --check-prefixes=NOMCU,LINKA %s
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