--- /dev/null
+# Command over multiple lines.
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 \
+\
+-Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c
+gcc \
+ -g -O2 \
+-fstack-protector --param=ssp-buffer-size=4 -Wformat \
+-Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c\
+ test-b.c
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-c.c
+gcc \
+ -Wl,-z,relro \
+-o \
+ test \
+ test-a.o test-b.o test-c.o \
+-ltest
+
+# Multiple commands in a single line.
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c; gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-b.c
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c ; gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-b.c
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c;\
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-b.c
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c ; \
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-b.c
+# Escaped ";" - not really useful, just to check it works.
+gcc -g -O2 -fstack-protector --param=ssp-buffer-size=4 -Wformat -Wformat-security \; -Werror=format-security -D_FORTIFY_SOURCE=2 -c test-a.c