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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
commita4b7ed7a42c716ab9f05e351f003d589124fd55d (patch)
treeb620cd3f223850b28716e474e80c58059dca5dd4 /tests/run-make-fulldeps/no-duplicate-libs
parentAdding upstream version 1.67.1+dfsg1. (diff)
downloadrustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz
rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/run-make-fulldeps/no-duplicate-libs')
-rw-r--r--tests/run-make-fulldeps/no-duplicate-libs/Makefile10
-rw-r--r--tests/run-make-fulldeps/no-duplicate-libs/bar.c5
-rw-r--r--tests/run-make-fulldeps/no-duplicate-libs/foo.c1
-rw-r--r--tests/run-make-fulldeps/no-duplicate-libs/main.rs10
4 files changed, 26 insertions, 0 deletions
diff --git a/tests/run-make-fulldeps/no-duplicate-libs/Makefile b/tests/run-make-fulldeps/no-duplicate-libs/Makefile
new file mode 100644
index 000000000..b05aff782
--- /dev/null
+++ b/tests/run-make-fulldeps/no-duplicate-libs/Makefile
@@ -0,0 +1,10 @@
+include ../tools.mk
+
+ifdef IS_MSVC
+# FIXME(#27979)
+all:
+else
+all: $(call STATICLIB,foo) $(call STATICLIB,bar)
+ $(RUSTC) main.rs
+ $(call RUN,main)
+endif
diff --git a/tests/run-make-fulldeps/no-duplicate-libs/bar.c b/tests/run-make-fulldeps/no-duplicate-libs/bar.c
new file mode 100644
index 000000000..e36952657
--- /dev/null
+++ b/tests/run-make-fulldeps/no-duplicate-libs/bar.c
@@ -0,0 +1,5 @@
+extern void foo();
+
+void bar() {
+ foo();
+}
diff --git a/tests/run-make-fulldeps/no-duplicate-libs/foo.c b/tests/run-make-fulldeps/no-duplicate-libs/foo.c
new file mode 100644
index 000000000..85e6cd8c3
--- /dev/null
+++ b/tests/run-make-fulldeps/no-duplicate-libs/foo.c
@@ -0,0 +1 @@
+void foo() {}
diff --git a/tests/run-make-fulldeps/no-duplicate-libs/main.rs b/tests/run-make-fulldeps/no-duplicate-libs/main.rs
new file mode 100644
index 000000000..b25ef35ad
--- /dev/null
+++ b/tests/run-make-fulldeps/no-duplicate-libs/main.rs
@@ -0,0 +1,10 @@
+#[link(name = "foo")] // linker should drop this library, no symbols used
+#[link(name = "bar")] // symbol comes from this library
+#[link(name = "foo")] // now linker picks up `foo` b/c `bar` library needs it
+extern "C" {
+ fn bar();
+}
+
+fn main() {
+ unsafe { bar() }
+}