[AVR][clang] Add '$SYSROOT/avr' to possible avr-libc locations

mhjacobson · benshi001 · commit 71e71067f3fa · 2021-08-07T10:24:14.000+08:00
Reviewed by: benshi001 Differential Revision: https://reviews.llvm.org/D107672
diff --git a/clang/lib/Driver/ToolChains/AVR.cpp b/clang/lib/Driver/ToolChains/AVR.cpp
@@ -298,6 +298,7 @@ llvm::Optional<unsigned> GetMCUSectionAddressData(StringRef MCUName) {
 }
 
 const StringRef PossibleAVRLibcLocations[] = {
+    "/avr",
     "/usr/avr",
     "/usr/lib/avr",
 };

Original file line number	Diff line number	Diff line change
`@@ -298,6 +298,7 @@ llvm::Optional<unsigned> GetMCUSectionAddressData(StringRef MCUName) {`
`298`	`298`	`}`
`299`	`299`
`300`	`300`	`const StringRef PossibleAVRLibcLocations[] = {`
	`301`	`+ "/avr",`
`301`	`302`	`"/usr/avr",`
`302`	`303`	`"/usr/lib/avr",`
`303`	`304`	`};`