11 files changed, 13 insertions, 12 deletions
diff --git a/Cargo.toml b/Cargo.toml
index 5003e107cc8..e9a030e7de1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -63,6 +63,9 @@ exclude = [
 # tidy-alphabetical-start
 bitflags = "2.9.3"
 itertools = "0.12.1"
+# FIXME: Remove this pin once this rustix issue is resolved
+# https://github.com/bytecodealliance/rustix/issues/1496
+libc = "=0.2.174"
 memchr = "2.7.5"
 rustc-literal-escaper = "0.0.5"
 thin-vec = "0.2.14"
diff --git a/compiler/rustc_codegen_llvm/Cargo.toml b/compiler/rustc_codegen_llvm/Cargo.toml
index 26d20acbe28..9cfa23ecd43 100644
--- a/compiler/rustc_codegen_llvm/Cargo.toml
+++ b/compiler/rustc_codegen_llvm/Cargo.toml
@@ -13,7 +13,7 @@ bitflags.workspace = true
 # by `rustc_codegen_ssa` via its `thorin-dwp` dependency.
 gimli = "0.31"
 itertools.workspace = true
-libc = "0.2"
+libc.workspace = true
 measureme = "12.0.1"
 object = { version = "0.37.0", default-features = false, features = ["std", "read"] }
 rustc-demangle = "0.1.21"
diff --git a/compiler/rustc_codegen_ssa/Cargo.toml b/compiler/rustc_codegen_ssa/Cargo.toml
index 6b989a96488..123c7ba1f30 100644
--- a/compiler/rustc_codegen_ssa/Cargo.toml
+++ b/compiler/rustc_codegen_ssa/Cargo.toml
@@ -48,7 +48,7 @@ wasm-encoder = "0.219"
 
 [target.'cfg(unix)'.dependencies]
 # tidy-alphabetical-start
-libc = "0.2.50"
+libc.workspace = true
 # tidy-alphabetical-end
 
 [dependencies.object]
diff --git a/compiler/rustc_data_structures/Cargo.toml b/compiler/rustc_data_structures/Cargo.toml
index 0ac9e02508a..c9e2d050c1b 100644
--- a/compiler/rustc_data_structures/Cargo.toml
+++ b/compiler/rustc_data_structures/Cargo.toml
@@ -47,7 +47,7 @@ features = [
 
 [target.'cfg(unix)'.dependencies]
 # tidy-alphabetical-start
-libc = "0.2"
+libc.workspace = true
 # tidy-alphabetical-end
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
diff --git a/compiler/rustc_driver_impl/Cargo.toml b/compiler/rustc_driver_impl/Cargo.toml
index 7e9af054aff..b4729d2871e 100644
--- a/compiler/rustc_driver_impl/Cargo.toml
+++ b/compiler/rustc_driver_impl/Cargo.toml
@@ -56,7 +56,7 @@ tracing.workspace = true
 
 [target.'cfg(all(unix, any(target_env = "gnu", target_os = "macos")))'.dependencies]
 # tidy-alphabetical-start
-libc = "0.2"
+libc.workspace = true
 # tidy-alphabetical-end
 
 [target.'cfg(windows)'.dependencies.windows]
diff --git a/compiler/rustc_llvm/Cargo.toml b/compiler/rustc_llvm/Cargo.toml
index cd352ce3d0f..e74de453be2 100644
--- a/compiler/rustc_llvm/Cargo.toml
+++ b/compiler/rustc_llvm/Cargo.toml
@@ -5,7 +5,7 @@ edition = "2024"
 
 [dependencies]
 # tidy-alphabetical-start
-libc = "0.2.73"
+libc.workspace = true
 # tidy-alphabetical-end
 
 [build-dependencies]
diff --git a/compiler/rustc_metadata/Cargo.toml b/compiler/rustc_metadata/Cargo.toml
index 4bb9e49ccce..019e951fa62 100644
--- a/compiler/rustc_metadata/Cargo.toml
+++ b/compiler/rustc_metadata/Cargo.toml
@@ -36,5 +36,5 @@ tracing.workspace = true
 
 [target.'cfg(target_os = "aix")'.dependencies]
 # tidy-alphabetical-start
-libc = "0.2"
+libc.workspace = true
 # tidy-alphabetical-end
diff --git a/compiler/rustc_session/Cargo.toml b/compiler/rustc_session/Cargo.toml
index 97789b198a4..5870fb29ae8 100644
--- a/compiler/rustc_session/Cargo.toml
+++ b/compiler/rustc_session/Cargo.toml
@@ -27,10 +27,8 @@ tracing.workspace = true
 # tidy-alphabetical-end
 
 [target.'cfg(unix)'.dependencies]
-# FIXME: Remove this pin once this rustix issue is resolved
-# https://github.com/bytecodealliance/rustix/issues/1496
 # tidy-alphabetical-start
-libc = "=0.2.174"
+libc.workspace = true
 # tidy-alphabetical-end
 
 [target.'cfg(windows)'.dependencies.windows]
diff --git a/compiler/rustc_thread_pool/Cargo.toml b/compiler/rustc_thread_pool/Cargo.toml
index c92984470b7..3eafb308192 100644
--- a/compiler/rustc_thread_pool/Cargo.toml
+++ b/compiler/rustc_thread_pool/Cargo.toml
@@ -23,7 +23,7 @@ rand_xorshift = "0.4"
 scoped-tls = "1.0"
 
 [target.'cfg(unix)'.dev-dependencies]
-libc = "0.2"
+libc.workspace = true
 
 [[test]]
 name = "stack_overflow_crash"
diff --git a/src/tools/compiletest/Cargo.toml b/src/tools/compiletest/Cargo.toml
index 220c29cec49..4b932c7cbd2 100644
--- a/src/tools/compiletest/Cargo.toml
+++ b/src/tools/compiletest/Cargo.toml
@@ -35,7 +35,7 @@ walkdir = "2"
 # tidy-alphabetical-end
 
 [target.'cfg(unix)'.dependencies]
-libc = "0.2"
+libc.workspace = true
 
 [target.'cfg(windows)'.dependencies]
 miow = "0.6"
diff --git a/src/tools/run-make-support/Cargo.toml b/src/tools/run-make-support/Cargo.toml
index 250e0f65a9f..a87089d12b6 100644
--- a/src/tools/run-make-support/Cargo.toml
+++ b/src/tools/run-make-support/Cargo.toml
@@ -12,7 +12,7 @@ edition = "2024"
 # tidy-alphabetical-start
 bstr = "1.12"
 gimli = "0.32"
-libc = "0.2"
+libc.workspace = true
 object = "0.37"
 regex = "1.11"
 serde_json = "1.0"