diff --git a/src/librustc_back/target/aarch64_unknown_linux_gnu.rs b/src/librustc_back/target/aarch64_unknown_linux_gnu.rs
index b031de76fc3..5f6335d405f 100644
--- a/src/librustc_back/target/aarch64_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/aarch64_unknown_linux_gnu.rs
@@ -13,6 +13,10 @@ use target::{Target, TargetOptions, TargetResult};
 pub fn target() -> TargetResult {
     let mut base = super::linux_base::opts();
     base.max_atomic_width = Some(128);
+
+    // see #36994
+    base.exe_allocation_crate = "alloc_system".to_string();
+
     Ok(Target {
         llvm_target: "aarch64-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
diff --git a/src/librustc_back/target/mips64_unknown_linux_gnuabi64.rs b/src/librustc_back/target/mips64_unknown_linux_gnuabi64.rs
index 9f0b6fcc436..c284840ecb4 100644
--- a/src/librustc_back/target/mips64_unknown_linux_gnuabi64.rs
+++ b/src/librustc_back/target/mips64_unknown_linux_gnuabi64.rs
@@ -25,6 +25,10 @@ pub fn target() -> TargetResult {
             cpu: "mips64r2".to_string(),
             features: "+mips64r2".to_string(),
             max_atomic_width: Some(64),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/mips64el_unknown_linux_gnuabi64.rs b/src/librustc_back/target/mips64el_unknown_linux_gnuabi64.rs
index 9c4531c5b21..17895836fe8 100644
--- a/src/librustc_back/target/mips64el_unknown_linux_gnuabi64.rs
+++ b/src/librustc_back/target/mips64el_unknown_linux_gnuabi64.rs
@@ -25,6 +25,10 @@ pub fn target() -> TargetResult {
             cpu: "mips64r2".to_string(),
             features: "+mips64r2".to_string(),
             max_atomic_width: Some(64),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/mips_unknown_linux_gnu.rs b/src/librustc_back/target/mips_unknown_linux_gnu.rs
index e744dce2bb4..a6d8fae2536 100644
--- a/src/librustc_back/target/mips_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/mips_unknown_linux_gnu.rs
@@ -24,6 +24,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32r2".to_string(),
             features: "+mips32r2".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/mips_unknown_linux_musl.rs b/src/librustc_back/target/mips_unknown_linux_musl.rs
index 4254c1b83e3..e4a6d2a55d9 100644
--- a/src/librustc_back/target/mips_unknown_linux_musl.rs
+++ b/src/librustc_back/target/mips_unknown_linux_musl.rs
@@ -24,6 +24,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32r2".to_string(),
             features: "+mips32r2,+soft-float".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         }
     })
diff --git a/src/librustc_back/target/mips_unknown_linux_uclibc.rs b/src/librustc_back/target/mips_unknown_linux_uclibc.rs
index e6b2672a8e3..ccc64ea393b 100644
--- a/src/librustc_back/target/mips_unknown_linux_uclibc.rs
+++ b/src/librustc_back/target/mips_unknown_linux_uclibc.rs
@@ -24,6 +24,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32r2".to_string(),
             features: "+mips32r2,+soft-float".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/mipsel_unknown_linux_gnu.rs b/src/librustc_back/target/mipsel_unknown_linux_gnu.rs
index 4949055861e..9b8b1d5713f 100644
--- a/src/librustc_back/target/mipsel_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/mipsel_unknown_linux_gnu.rs
@@ -25,6 +25,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32".to_string(),
             features: "+mips32".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/mipsel_unknown_linux_musl.rs b/src/librustc_back/target/mipsel_unknown_linux_musl.rs
index f282ac7e88b..5693bddd048 100644
--- a/src/librustc_back/target/mipsel_unknown_linux_musl.rs
+++ b/src/librustc_back/target/mipsel_unknown_linux_musl.rs
@@ -24,6 +24,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32".to_string(),
             features: "+mips32,+soft-float".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         }
     })
diff --git a/src/librustc_back/target/mipsel_unknown_linux_uclibc.rs b/src/librustc_back/target/mipsel_unknown_linux_uclibc.rs
index 0f9b562068f..3acade5a474 100644
--- a/src/librustc_back/target/mipsel_unknown_linux_uclibc.rs
+++ b/src/librustc_back/target/mipsel_unknown_linux_uclibc.rs
@@ -25,6 +25,10 @@ pub fn target() -> TargetResult {
             cpu: "mips32".to_string(),
             features: "+mips32,+soft-float".to_string(),
             max_atomic_width: Some(32),
+
+            // see #36994
+            exe_allocation_crate: "alloc_system".to_string(),
+
             ..super::linux_base::opts()
         },
     })
diff --git a/src/librustc_back/target/powerpc64_unknown_linux_gnu.rs b/src/librustc_back/target/powerpc64_unknown_linux_gnu.rs
index 333bfad4a26..909c5488dcb 100644
--- a/src/librustc_back/target/powerpc64_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/powerpc64_unknown_linux_gnu.rs
@@ -16,6 +16,9 @@ pub fn target() -> TargetResult {
     base.pre_link_args.push("-m64".to_string());
     base.max_atomic_width = Some(64);
 
+    // see #36994
+    base.exe_allocation_crate = "alloc_system".to_string();
+
     Ok(Target {
         llvm_target: "powerpc64-unknown-linux-gnu".to_string(),
         target_endian: "big".to_string(),
diff --git a/src/librustc_back/target/powerpc64le_unknown_linux_gnu.rs b/src/librustc_back/target/powerpc64le_unknown_linux_gnu.rs
index e75da133314..a692346ca0f 100644
--- a/src/librustc_back/target/powerpc64le_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/powerpc64le_unknown_linux_gnu.rs
@@ -16,6 +16,9 @@ pub fn target() -> TargetResult {
     base.pre_link_args.push("-m64".to_string());
     base.max_atomic_width = Some(64);
 
+    // see #36994
+    base.exe_allocation_crate = "alloc_system".to_string();
+
     Ok(Target {
         llvm_target: "powerpc64le-unknown-linux-gnu".to_string(),
         target_endian: "little".to_string(),
diff --git a/src/librustc_back/target/powerpc_unknown_linux_gnu.rs b/src/librustc_back/target/powerpc_unknown_linux_gnu.rs
index 45d28dd031f..284772c4331 100644
--- a/src/librustc_back/target/powerpc_unknown_linux_gnu.rs
+++ b/src/librustc_back/target/powerpc_unknown_linux_gnu.rs
@@ -15,6 +15,9 @@ pub fn target() -> TargetResult {
     base.pre_link_args.push("-m32".to_string());
     base.max_atomic_width = Some(32);
 
+    // see #36994
+    base.exe_allocation_crate = "alloc_system".to_string();
+
     Ok(Target {
         llvm_target: "powerpc-unknown-linux-gnu".to_string(),
         target_endian: "big".to_string(),