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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:13 +0000
commit218caa410aa38c29984be31a5229b9fa717560ee (patch)
treec54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/codegen/no-plt.rs
parentReleasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff)
downloadrustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz
rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/codegen/no-plt.rs')
-rw-r--r--tests/codegen/no-plt.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/codegen/no-plt.rs b/tests/codegen/no-plt.rs
new file mode 100644
index 000000000..b36e9ae88
--- /dev/null
+++ b/tests/codegen/no-plt.rs
@@ -0,0 +1,17 @@
+// compile-flags: -C relocation-model=pic -Z plt=no
+
+#![crate_type = "lib"]
+
+// We need a function which is normally called through the PLT.
+extern "C" {
+ // CHECK: Function Attrs:{{.*}}nonlazybind
+ fn getenv(name: *const u8) -> *mut u8;
+}
+
+// Ensure the function gets referenced.
+pub unsafe fn call_through_plt() -> *mut u8 {
+ getenv(b"\0".as_ptr())
+}
+
+// Ensure intrinsics also skip the PLT
+// CHECK: !"RtLibUseGOT"