[RFC 18/20] tests: fix spurious failures with tcc

[Stefano Lattarini]

* t/depcomp8a.sh, t/depcomp8b.sh: Here, by avoiding initialization of
global 'extern' variables, preferring functions definitions instead.

Signed-off-by: Stefano Lattarini <address@hidden>
---
 t/depcomp8a.sh | 9 ++++++---
 t/depcomp8b.sh | 4 ++--
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/t/depcomp8a.sh b/t/depcomp8a.sh
index 4e34777..12257bb 100755
--- a/t/depcomp8a.sh
+++ b/t/depcomp8a.sh
@@ -37,12 +37,15 @@ mkdir sub
 cat > foo.c << 'END'
 int main (void)
 {
-  extern int bar;
-  return bar;
+  extern int bar (void);
+  return bar ();
 }
 END
 cat > sub/bar.c << 'END'
-extern int bar = 0;
+int bar (void)
+{
+  return 0;
+}
 END
 
 $ACLOCAL
diff --git a/t/depcomp8b.sh b/t/depcomp8b.sh
index 3e26392..3852c09 100755
--- a/t/depcomp8b.sh
+++ b/t/depcomp8b.sh
@@ -36,8 +36,8 @@ libzardoz_la_SOURCES = foo.c sub/bar.c
 END
 
 mkdir sub
-echo 'extern int foo = 0;' > foo.c
-echo 'extern int bar = 0;' > sub/bar.c
+echo 'int foo (void) { return 0; }' > foo.c
+echo 'int bar (void) { return 0; }' > sub/bar.c
 
 libtoolize
 
-- 
1.8.0.rc2.11.gd25c58c