8 files changed, 9 insertions, 9 deletions
diff --git a/compiler/rustc_target/src/abi/call/msp430.rs b/compiler/rustc_target/src/abi/call/msp430.rs
index 3004bb9ff5d..7af04b9cf48 100644
--- a/compiler/rustc_target/src/abi/call/msp430.rs
+++ b/compiler/rustc_target/src/abi/call/msp430.rs
@@ -1,5 +1,5 @@
 // Reference: MSP430 Embedded Application Binary Interface
-// http://www.ti.com/lit/an/slaa534/slaa534.pdf
+// https://web.archive.org/web/20191221205752/http://www.ti.com/lit/an/slaa534/slaa534.pdf
 
 use crate::abi::call::{ArgAbi, FnAbi};
 
diff --git a/compiler/rustc_target/src/abi/call/nvptx.rs b/compiler/rustc_target/src/abi/call/nvptx.rs
index 693337f0e52..428dd95bbcd 100644
--- a/compiler/rustc_target/src/abi/call/nvptx.rs
+++ b/compiler/rustc_target/src/abi/call/nvptx.rs
@@ -1,5 +1,5 @@
 // Reference: PTX Writer's Guide to Interoperability
-// http://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
+// https://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
 
 use crate::abi::call::{ArgAbi, FnAbi};
 
diff --git a/compiler/rustc_target/src/abi/call/nvptx64.rs b/compiler/rustc_target/src/abi/call/nvptx64.rs
index b9c9296dbac..16f331b16d5 100644
--- a/compiler/rustc_target/src/abi/call/nvptx64.rs
+++ b/compiler/rustc_target/src/abi/call/nvptx64.rs
@@ -1,5 +1,5 @@
 // Reference: PTX Writer's Guide to Interoperability
-// http://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
+// https://docs.nvidia.com/cuda/ptx-writers-guide-to-interoperability
 
 use crate::abi::call::{ArgAbi, FnAbi};
 
diff --git a/compiler/rustc_target/src/abi/call/x86.rs b/compiler/rustc_target/src/abi/call/x86.rs
index 713b4100a33..ff8849e1cf8 100644
--- a/compiler/rustc_target/src/abi/call/x86.rs
+++ b/compiler/rustc_target/src/abi/call/x86.rs
@@ -38,7 +38,7 @@ where
             // small structs are returned as integers.
             //
             // Some links:
-            // http://www.angelcode.com/dev/callconv/callconv.html
+            // https://www.angelcode.com/dev/callconv/callconv.html
             // Clang's ABI handling is in lib/CodeGen/TargetInfo.cpp
             let t = cx.target_spec();
             if t.abi_return_struct_as_int {
diff --git a/compiler/rustc_target/src/abi/mod.rs b/compiler/rustc_target/src/abi/mod.rs
index e3a721fc736..9a24edf1a42 100644
--- a/compiler/rustc_target/src/abi/mod.rs
+++ b/compiler/rustc_target/src/abi/mod.rs
@@ -16,7 +16,7 @@ use rustc_span::Span;
 
 pub mod call;
 
-/// Parsed [Data layout](http://llvm.org/docs/LangRef.html#data-layout)
+/// Parsed [Data layout](https://llvm.org/docs/LangRef.html#data-layout)
 /// for a target, which contains everything needed to compute layouts.
 pub struct TargetDataLayout {
     pub endian: Endian,
diff --git a/compiler/rustc_target/src/spec/aarch64_linux_android.rs b/compiler/rustc_target/src/spec/aarch64_linux_android.rs
index eaf3a2dbcf8..d00883ae71a 100644
--- a/compiler/rustc_target/src/spec/aarch64_linux_android.rs
+++ b/compiler/rustc_target/src/spec/aarch64_linux_android.rs
@@ -6,7 +6,7 @@ use crate::spec::{SanitizerSet, Target, TargetOptions};
 pub fn target() -> Target {
     let mut base = super::android_base::opts();
     base.max_atomic_width = Some(128);
-    // As documented in http://developer.android.com/ndk/guides/cpu-features.html
+    // As documented in https://developer.android.com/ndk/guides/cpu-features.html
     // the neon (ASIMD) and FP must exist on all android aarch64 targets.
     base.features = "+neon,+fp-armv8".to_string();
     base.supported_sanitizers = SanitizerSet::HWADDRESS;
diff --git a/compiler/rustc_target/src/spec/i686_linux_android.rs b/compiler/rustc_target/src/spec/i686_linux_android.rs
index 19d7b3c95cf..640f9e42f4a 100644
--- a/compiler/rustc_target/src/spec/i686_linux_android.rs
+++ b/compiler/rustc_target/src/spec/i686_linux_android.rs
@@ -8,7 +8,7 @@ pub fn target() -> Target {
 
     base.max_atomic_width = Some(64);
 
-    // http://developer.android.com/ndk/guides/abis.html#x86
+    // https://developer.android.com/ndk/guides/abis.html#x86
     base.cpu = "pentiumpro".to_string();
     base.features = "+mmx,+sse,+sse2,+sse3,+ssse3".to_string();
     // don't use probe-stack=inline-asm until rust#83139 and rust#84667 are resolved
diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs
index 0736ffb52f7..0bf89c3f93b 100644
--- a/compiler/rustc_target/src/spec/mod.rs
+++ b/compiler/rustc_target/src/spec/mod.rs
@@ -25,7 +25,7 @@
 //!
 //! # Defining a new target
 //!
-//! Targets are defined using [JSON](http://json.org/). The `Target` struct in
+//! Targets are defined using [JSON](https://json.org/). The `Target` struct in
 //! this module defines the format the JSON file should take, though each
 //! underscore in the field names should be replaced with a hyphen (`-`) in the
 //! JSON file. Some fields are required in every target specification, such as
@@ -950,7 +950,7 @@ pub struct Target {
     /// Architecture to use for ABI considerations. Valid options include: "x86",
     /// "x86_64", "arm", "aarch64", "mips", "powerpc", "powerpc64", and others.
     pub arch: String,
-    /// [Data layout](http://llvm.org/docs/LangRef.html#data-layout) to pass to LLVM.
+    /// [Data layout](https://llvm.org/docs/LangRef.html#data-layout) to pass to LLVM.
     pub data_layout: String,
     /// Optional settings with defaults.
     pub options: TargetOptions,