| // RUN: %clang -### -target avr -no-canonical-prefixes -save-temps %s 2>&1 | FileCheck --check-prefix=WARN %s |
| // RUN: %clang -### -target avr -no-canonical-prefixes -save-temps -mmcu=atmega328 %s 2>&1 | FileCheck --check-prefix=NOWARN %s |
| |
| // WARN: warning: no target microcontroller specified on command line, cannot link standard libraries, please pass -mmcu=<mcu name> |
| // WARN: warning: standard library not linked and so no interrupt vector table or compiler runtime routines will be linked |
| |
| // NOWARN: main |
| |
| int main() { return 0; } |
| |
