[llvm-ar] Support multiple dashed options
This allows syntax like:
$ llvm-ar -c -r -u file.a file.o
This is in addition to the other formats that are already supported:
$ llvm-ar cru file.a file.o
$ llvm-ar -cru file.a file.o
Patch by Tom Anderson!
Differential Revision: https://reviews.llvm.org/D44452
llvm-svn: 328716
diff --git a/llvm/test/tools/llvm-ar/default-add.test b/llvm/test/tools/llvm-ar/default-add.test
index 68e41c2..460965a 100644
--- a/llvm/test/tools/llvm-ar/default-add.test
+++ b/llvm/test/tools/llvm-ar/default-add.test
@@ -14,5 +14,21 @@
RUN: llvm-ar crs %t.ar %t-macho.o
RUN: not grep -q __.SYMDEF %t.ar
+RUN: rm -f %t.ar
+Test that multiple dashed options works.
+RUN: llvm-ar -c -r -s %t.ar %t-macho.o
+RUN: grep -q __.SYMDEF %t.ar
+Test with duplicated options.
+RUN: llvm-ar -c -r -s -c -s %t.ar %t-coff.o
+RUN: grep -q __.SYMDEF %t.ar
+
+RUN: rm -f %t.ar
+Test with the options in a different order.
+RUN: llvm-ar rsc %t.ar %t-macho.o
+RUN: grep -q __.SYMDEF %t.ar
+Test with options everywhere.
+RUN: llvm-ar rsc -cs -sc %t.ar %t-coff.o -cs -sc
+RUN: grep -q __.SYMDEF %t.ar
+
Ensure that we select the existing format when updating.